76642312 has 16 divisors (see below), whose sum is σ = 144567360. Its totient is φ = 38091024.

The previous prime is 76642309. The next prime is 76642327. The reversal of 76642312 is 21324667.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27348 + ... + 30019.

It is an arithmetic number, because the mean of its divisors is an integer number (9035460).

Almost surely, 2^76642312 is an apocalyptic number.

It is an amenable number.

76642312 is a deficient number, since it is larger than the sum of its proper divisors (67925048).

76642312 is a wasteful number, since it uses less digits than its factorization.

76642312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57540 (or 57536 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 76642312 is about 8754.5594977703. The cubic root of 76642312 is about 424.7723107964.

Adding to 76642312 its reverse (21324667), we get a palindrome (97966979).

The spelling of 76642312 in words is "seventy-six million, six hundred forty-two thousand, three hundred twelve".