749644460 has 12 divisors (see below), whose sum is σ = 1574253408. Its totient is φ = 299857776.

The previous prime is 749644459. The next prime is 749644471. The reversal of 749644460 is 64446947.

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, 18741092 + ... + 18741131.

It is an arithmetic number, because the mean of its divisors is an integer number (131187784).

Almost surely, 2^749644460 is an apocalyptic number.

It is an amenable number.

749644460 is an abundant number, since it is smaller than the sum of its proper divisors (824608948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

749644460 is a wasteful number, since it uses less digits than its factorization.

749644460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37482232 (or 37482230 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 749644460 is about 27379.6358631739. The cubic root of 749644460 is about 908.4167050447.

The spelling of 749644460 in words is "seven hundred forty-nine million, six hundred forty-four thousand, four hundred sixty".