76774612 has 12 divisors (see below), whose sum is σ = 134467956. Its totient is φ = 38355200.

The previous prime is 76774609. The next prime is 76774613. The reversal of 76774612 is 21647767.

It can be written as a sum of positive squares in 2 ways, for example, as 12068676 + 64705936 = 3474^2 + 8044^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76774613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2173 + ... + 12580.

It is an arithmetic number, because the mean of its divisors is an integer number (11205663).

Almost surely, 2^76774612 is an apocalyptic number.

It is an amenable number.

76774612 is a deficient number, since it is larger than the sum of its proper divisors (57693344).

76774612 is a wasteful number, since it uses less digits than its factorization.

76774612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16058 (or 16056 counting only the distinct ones).

The product of its digits is 98784, while the sum is 40.

The square root of 76774612 is about 8762.1123024075. The cubic root of 76774612 is about 425.0165843586.

The spelling of 76774612 in words is "seventy-six million, seven hundred seventy-four thousand, six hundred twelve".