76930442 has 4 divisors (see below), whose sum is σ = 115395666. Its totient is φ = 38465220.

The previous prime is 76930433. The next prime is 76930453. The reversal of 76930442 is 24403967.

It is a Cunningham number, because it is equal to 8771²+1.

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., 76930441 + 1 = 8771^2 + 1^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19232609 + ... + 19232612.

Almost surely, 2^76930442 is an apocalyptic number.

76930442 is a deficient number, since it is larger than the sum of its proper divisors (38465224).

76930442 is a wasteful number, since it uses less digits than its factorization.

76930442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38465223.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 76930442 is about 8771.0000570060. Note that the first 4 decimals coincide. The cubic root of 76930442 is about 425.3039431337.

The spelling of 76930442 in words is "seventy-six million, nine hundred thirty thousand, four hundred forty-two".