748225664 has 32 divisors (see below), whose sum is σ = 1493088240. Its totient is φ = 373489920.

The previous prime is 748225657. The next prime is 748225679. The reversal of 748225664 is 466522847.

It is a tau number, because it is divible by the number of its divisors (32).

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, 77759 + ... + 86849.

Almost surely, 2^748225664 is an apocalyptic number.

It is an amenable number.

748225664 is a deficient number, since it is larger than the sum of its proper divisors (744862576).

748225664 is an equidigital number, since it uses as much as digits as its factorization.

748225664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9748 (or 9736 counting only the distinct ones).

The product of its digits is 645120, while the sum is 44.

The square root of 748225664 is about 27353.7138977507. The cubic root of 748225664 is about 907.8432456602.

The spelling of 748225664 in words is "seven hundred forty-eight million, two hundred twenty-five thousand, six hundred sixty-four".