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4134780 = 22335131931
BaseRepresentation
bin1111110001011101111100
321210001212000
433301131330
52024303110
6224342300
750100516
oct17613574
97701760
104134780
112374581
121474990
13b1a020
14798bb6
1556a1c0
hex3f177c

4134780 has 192 divisors, whose sum is σ = 15052800. Its totient is φ = 933120.

The previous prime is 4134769. The next prime is 4134803. The reversal of 4134780 is 874314.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 133365 + ... + 133395.

It is an arithmetic number, because the mean of its divisors is an integer number (78400).

Almost surely, 24134780 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 4134780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7526400).

4134780 is an abundant number, since it is smaller than the sum of its proper divisors (10918020).

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

4134780 is a wasteful number, since it uses less digits than its factorization.

4134780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 4134780 is about 2033.4158453204. The cubic root of 4134780 is about 160.5033626687.

The spelling of 4134780 in words is "four million, one hundred thirty-four thousand, seven hundred eighty".