76668236 has 12 divisors (see below), whose sum is σ = 135868320. Its totient is φ = 37848720.

The previous prime is 76668209. The next prime is 76668247. The reversal of 76668236 is 63286667.

It is a super-2 number, since 2×76668236² = 11756036822703392, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 120995 + ... + 121626.

It is an arithmetic number, because the mean of its divisors is an integer number (11322360).

Almost surely, 2^76668236 is an apocalyptic number.

It is an amenable number.

76668236 is a deficient number, since it is larger than the sum of its proper divisors (59200084).

76668236 is a wasteful number, since it uses less digits than its factorization.

76668236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242704 (or 242702 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 76668236 is about 8756.0399724990. The cubic root of 76668236 is about 424.8201979915.

The spelling of 76668236 in words is "seventy-six million, six hundred sixty-eight thousand, two hundred thirty-six".