744657416 has 16 divisors (see below), whose sum is σ = 1430287740. Its totient is φ = 363247360.

The previous prime is 744657373. The next prime is 744657427. The reversal of 744657416 is 614756447.

It can be written as a sum of positive squares in 2 ways, for example, as 742780516 + 1876900 = 27254^2 + 1370^2 .

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, 1134821 + ... + 1135476.

Almost surely, 2^744657416 is an apocalyptic number.

It is an amenable number.

744657416 is a deficient number, since it is larger than the sum of its proper divisors (685630324).

744657416 is a wasteful number, since it uses less digits than its factorization.

744657416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270344 (or 2270340 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The square root of 744657416 is about 27288.4117529768. The cubic root of 744657416 is about 906.3977935672.

The spelling of 744657416 in words is "seven hundred forty-four million, six hundred fifty-seven thousand, four hundred sixteen".