76904474 has 4 divisors (see below), whose sum is σ = 115356714. Its totient is φ = 38452236.

The previous prime is 76904473. The next prime is 76904497. The reversal of 76904474 is 47440967.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 49603849 + 27300625 = 7043^2 + 5225^2 .

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19226117 + ... + 19226120.

Almost surely, 2^76904474 is an apocalyptic number.

76904474 is a deficient number, since it is larger than the sum of its proper divisors (38452240).

76904474 is a wasteful number, since it uses less digits than its factorization.

76904474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38452239.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 76904474 is about 8769.5195991571. The cubic root of 76904474 is about 425.2560837281.

The spelling of 76904474 in words is "seventy-six million, nine hundred four thousand, four hundred seventy-four".