76505612 has 6 divisors (see below), whose sum is σ = 133884828. Its totient is φ = 38252804.

The previous prime is 76505599. The next prime is 76505669. The reversal of 76505612 is 21650567.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

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 as a sum of consecutive naturals, namely, 9563198 + ... + 9563205.

It is an arithmetic number, because the mean of its divisors is an integer number (22314138).

Almost surely, 2^76505612 is an apocalyptic number.

It is an amenable number.

76505612 is a deficient number, since it is larger than the sum of its proper divisors (57379216).

76505612 is a wasteful number, since it uses less digits than its factorization.

76505612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19126407 (or 19126405 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 76505612 is about 8746.7486530710. The cubic root of 76505612 is about 424.5196177768.

The spelling of 76505612 in words is "seventy-six million, five hundred five thousand, six hundred twelve".