747577228 has 12 divisors (see below), whose sum is σ = 1308453552. Its totient is φ = 373733360.

The previous prime is 747577217. The next prime is 747577273. The reversal of 747577228 is 822775747.

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, 39426 + ... + 55222.

It is an arithmetic number, because the mean of its divisors is an integer number (109037796).

Almost surely, 2^747577228 is an apocalyptic number.

It is an amenable number.

747577228 is a deficient number, since it is larger than the sum of its proper divisors (560876324).

747577228 is a wasteful number, since it uses less digits than its factorization.

747577228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27632 (or 27630 counting only the distinct ones).

The product of its digits is 1536640, while the sum is 49.

The square root of 747577228 is about 27341.8585322944. The cubic root of 747577228 is about 907.5809146511.

The spelling of 747577228 in words is "seven hundred forty-seven million, five hundred seventy-seven thousand, two hundred twenty-eight".