749543612 has 12 divisors (see below), whose sum is σ = 1316338296. Its totient is φ = 373446960.

The previous prime is 749543581. The next prime is 749543659. The reversal of 749543612 is 216345947.

It is a self number, because there is not a number n which added to its sum of digits gives 749543612.

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, 329939 + ... + 332202.

It is an arithmetic number, because the mean of its divisors is an integer number (109694858).

Almost surely, 2^749543612 is an apocalyptic number.

It is an amenable number.

749543612 is a deficient number, since it is larger than the sum of its proper divisors (566794684).

749543612 is a wasteful number, since it uses less digits than its factorization.

749543612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662428 (or 662426 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 749543612 is about 27377.7941405074. The cubic root of 749543612 is about 908.3759674590.

The spelling of 749543612 in words is "seven hundred forty-nine million, five hundred forty-three thousand, six hundred twelve".