749130344 has 8 divisors (see below), whose sum is σ = 1404619410. Its totient is φ = 374565168.

The previous prime is 749130331. The next prime is 749130359. The reversal of 749130344 is 443031947.

It can be written as a sum of positive squares in only one way, i.e., 700660900 + 48469444 = 26470^2 + 6962^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×749130344² = 1122392544603116672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46820639 + ... + 46820654.

Almost surely, 2^749130344 is an apocalyptic number.

It is an amenable number.

749130344 is a deficient number, since it is larger than the sum of its proper divisors (655489066).

749130344 is a wasteful number, since it uses less digits than its factorization.

749130344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93641299 (or 93641295 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 749130344 is about 27370.2455962675. The cubic root of 749130344 is about 908.2089895236.

The spelling of 749130344 in words is "seven hundred forty-nine million, one hundred thirty thousand, three hundred forty-four".