745718402 has 48 divisors (see below), whose sum is σ = 1330250040. Its totient is φ = 311435520.

The previous prime is 745718357. The next prime is 745718411. The reversal of 745718402 is 204817547.

It can be written as a sum of positive squares in 4 ways, for example, as 738806761 + 6911641 = 27181^2 + 2629^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 921374 + ... + 922182.

Almost surely, 2^745718402 is an apocalyptic number.

745718402 is a deficient number, since it is larger than the sum of its proper divisors (584531638).

745718402 is a wasteful number, since it uses less digits than its factorization.

745718402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139 (or 1128 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 745718402 is about 27307.8450632781. The cubic root of 745718402 is about 906.8280670411.

The spelling of 745718402 in words is "seven hundred forty-five million, seven hundred eighteen thousand, four hundred two".