76399112 has 8 divisors (see below), whose sum is σ = 143248350. Its totient is φ = 38199552.

The previous prime is 76399051. The next prime is 76399121. The reversal of 76399112 is 21199367.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 76143076 + 256036 = 8726^2 + 506^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4774937 + ... + 4774952.

Almost surely, 2^76399112 is an apocalyptic number.

It is an amenable number.

76399112 is a deficient number, since it is larger than the sum of its proper divisors (66849238).

76399112 is a wasteful number, since it uses less digits than its factorization.

76399112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9549895 (or 9549891 counting only the distinct ones).

The product of its digits is 20412, while the sum is 38.

The square root of 76399112 is about 8740.6585564247. The cubic root of 76399112 is about 424.3225414525.

The spelling of 76399112 in words is "seventy-six million, three hundred ninety-nine thousand, one hundred twelve".