76399504 has 10 divisors (see below), whose sum is σ = 148024070. Its totient is φ = 38199744.

The previous prime is 76399501. The next prime is 76399541. The reversal of 76399504 is 40599367.

It can be written as a sum of positive squares in only one way, i.e., 61653904 + 14745600 = 7852^2 + 3840^2 .

It is a super-2 number, since 2×76399504² = 11673768422892032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76399501) 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 as a sum of consecutive naturals, namely, 2387469 + ... + 2387500.

It is an arithmetic number, because the mean of its divisors is an integer number (14802407).

Almost surely, 2^76399504 is an apocalyptic number.

It is an amenable number.

76399504 is a deficient number, since it is larger than the sum of its proper divisors (71624566).

76399504 is a wasteful number, since it uses less digits than its factorization.

76399504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4774977 (or 4774971 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 76399504 is about 8740.6809803356. The cubic root of 76399504 is about 424.3232671771.

The spelling of 76399504 in words is "seventy-six million, three hundred ninety-nine thousand, five hundred four".