76690442 has 32 divisors (see below), whose sum is σ = 123076800. Its totient is φ = 35779968.

The previous prime is 76690433. The next prime is 76690447. The reversal of 76690442 is 24409667.

It is a junction number, because it is equal to n+sod(n) for n = 76690396 and 76690405.

It is not an unprimeable number, because it can be changed into a prime (76690447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249653 + ... + 249959.

It is an arithmetic number, because the mean of its divisors is an integer number (3846150).

Almost surely, 2^76690442 is an apocalyptic number.

76690442 is a deficient number, since it is larger than the sum of its proper divisors (46386358).

76690442 is a wasteful number, since it uses less digits than its factorization.

76690442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 76690442 is about 8757.3079196749. The cubic root of 76690442 is about 424.8612086594.

The spelling of 76690442 in words is "seventy-six million, six hundred ninety thousand, four hundred forty-two".