743404664 has 16 divisors (see below), whose sum is σ = 1414689000. Its totient is φ = 366154272.

The previous prime is 743404637. The next prime is 743404693. The reversal of 743404664 is 466404347.

It is a congruent number.

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, 692939 + ... + 694010.

Almost surely, 2^743404664 is an apocalyptic number.

It is an amenable number.

743404664 is a deficient number, since it is larger than the sum of its proper divisors (671284336).

743404664 is a wasteful number, since it uses less digits than its factorization.

743404664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387022 (or 1387018 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 38.

The square root of 743404664 is about 27265.4481716329. The cubic root of 743404664 is about 905.8892245825.

The spelling of 743404664 in words is "seven hundred forty-three million, four hundred four thousand, six hundred sixty-four".