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4780630 = 25478063
BaseRepresentation
bin10010001111001001010110
322222212210101
4102033021112
52210440010
6250244314
755430461
oct22171126
98885711
104780630
112775838
12172669a
13cb4c9a
148c62d8
1564673a
hex48f256

4780630 has 8 divisors (see below), whose sum is σ = 8605152. Its totient is φ = 1912248.

The previous prime is 4780597. The next prime is 4780637. The reversal of 4780630 is 360874.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4780637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239022 + ... + 239041.

It is an arithmetic number, because the mean of its divisors is an integer number (1075644).

Almost surely, 24780630 is an apocalyptic number.

4780630 is a deficient number, since it is larger than the sum of its proper divisors (3824522).

4780630 is a wasteful number, since it uses less digits than its factorization.

4780630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478070.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 4780630 is about 2186.4651838070. The cubic root of 4780630 is about 168.4593203374.

The spelling of 4780630 in words is "four million, seven hundred eighty thousand, six hundred thirty".

Divisors: 1 2 5 10 478063 956126 2390315 4780630