76331738 has 8 divisors (see below), whose sum is σ = 130854432. Its totient is φ = 32713596.

The previous prime is 76331729. The next prime is 76331743. The reversal of 76331738 is 83713367.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×76331738² = 11653068452201288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2726120 + ... + 2726147.

It is an arithmetic number, because the mean of its divisors is an integer number (16356804).

Almost surely, 2^76331738 is an apocalyptic number.

76331738 is a deficient number, since it is larger than the sum of its proper divisors (54522694).

76331738 is a wasteful number, since it uses less digits than its factorization.

76331738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452276.

The product of its digits is 63504, while the sum is 38.

The square root of 76331738 is about 8736.8036489325. The cubic root of 76331738 is about 424.1977724860.

The spelling of 76331738 in words is "seventy-six million, three hundred thirty-one thousand, seven hundred thirty-eight".