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4966780 = 2257132729
BaseRepresentation
bin10010111100100101111100
3100100100010211
4102330211330
52232414110
6254242204
760134260
oct22744574
910310124
104966780
112892685
1217b6364
13104b930
149340a0
1568198a
hex4bc97c

4966780 has 48 divisors (see below), whose sum is σ = 12841920. Its totient is φ = 1571328.

The previous prime is 4966723. The next prime is 4966783. The reversal of 4966780 is 876694.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4966783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456 + ... + 3184.

It is an arithmetic number, because the mean of its divisors is an integer number (267540).

Almost surely, 24966780 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4966780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6420960).

4966780 is an abundant number, since it is smaller than the sum of its proper divisors (7875140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4966780 is a wasteful number, since it uses less digits than its factorization.

4966780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2758 (or 2756 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 4966780 is about 2228.6273802500. The cubic root of 4966780 is about 170.6180501850.

The spelling of 4966780 in words is "four million, nine hundred sixty-six thousand, seven hundred eighty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 2729 5458 10916 13645 19103 27290 35477 38206 54580 70954 76412 95515 141908 177385 191030 248339 354770 382060 496678 709540 993356 1241695 2483390 4966780