744709424 has 20 divisors (see below), whose sum is σ = 1443326520. Its totient is φ = 372238080.

The previous prime is 744709409. The next prime is 744709439. The reversal of 744709424 is 424907447.

It is an interprime number because it is at equal distance from previous prime (744709409) and next prime (744709439).

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, 70607 + ... + 80465.

It is an arithmetic number, because the mean of its divisors is an integer number (72166326).

Almost surely, 2^744709424 is an apocalyptic number.

It is an amenable number.

744709424 is a deficient number, since it is larger than the sum of its proper divisors (698617096).

744709424 is a wasteful number, since it uses less digits than its factorization.

744709424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14588 (or 14582 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 744709424 is about 27289.3646683099. The cubic root of 744709424 is about 906.4188944734.

The spelling of 744709424 in words is "seven hundred forty-four million, seven hundred nine thousand, four hundred twenty-four".