76904475 has 12 divisors (see below), whose sum is σ = 127148856. Its totient is φ = 41015680.

The previous prime is 76904473. The next prime is 76904497. The reversal of 76904475 is 57440967.

It is not a de Polignac number, because 76904475 - 2¹ = 76904473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76904473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 512622 + ... + 512771.

It is an arithmetic number, because the mean of its divisors is an integer number (10595738).

Almost surely, 2^76904475 is an apocalyptic number.

76904475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

76904475 is a deficient number, since it is larger than the sum of its proper divisors (50244381).

76904475 is a wasteful number, since it uses less digits than its factorization.

76904475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025406 (or 1025401 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 76904475 is about 8769.5196561727. The cubic root of 76904475 is about 425.2560855713.

The spelling of 76904475 in words is "seventy-six million, nine hundred four thousand, four hundred seventy-five".