76625730 has 32 divisors (see below), whose sum is σ = 204336000. Its totient is φ = 20433456.

The previous prime is 76625729. The next prime is 76625767. The reversal of 76625730 is 3752667.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 141630 + ... + 142169.

It is an arithmetic number, because the mean of its divisors is an integer number (6385500).

Almost surely, 2^76625730 is an apocalyptic number.

76625730 is an abundant number, since it is smaller than the sum of its proper divisors (127710270).

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

76625730 is a wasteful number, since it uses less digits than its factorization.

76625730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283815 (or 283809 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 76625730 is about 8753.6123971764. The cubic root of 76625730 is about 424.7416746186.

The spelling of 76625730 in words is "seventy-six million, six hundred twenty-five thousand, seven hundred thirty".