743706868 has 6 divisors (see below), whose sum is σ = 1301487026. Its totient is φ = 371853432.

The previous prime is 743706853. The next prime is 743706881. The reversal of 743706868 is 868607347.

It can be written as a sum of positive squares in only one way, i.e., 636956644 + 106750224 = 25238^2 + 10332^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92963355 + ... + 92963362.

Almost surely, 2^743706868 is an apocalyptic number.

It is an amenable number.

743706868 is a deficient number, since it is larger than the sum of its proper divisors (557780158).

743706868 is a wasteful number, since it uses less digits than its factorization.

743706868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185926721 (or 185926719 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 49.

The square root of 743706868 is about 27270.9894943326. The cubic root of 743706868 is about 906.0119600063.

The spelling of 743706868 in words is "seven hundred forty-three million, seven hundred six thousand, eight hundred sixty-eight".