749607312 has 40 divisors (see below), whose sum is σ = 2003264640. Its totient is φ = 241252480.

The previous prime is 749607307. The next prime is 749607317. The reversal of 749607312 is 213706947.

It is an interprime number because it is at equal distance from previous prime (749607307) and next prime (749607317).

It is a super-2 number, since 2×749607312² = 1123822244407730688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (749607317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267864 + ... + 270647.

It is an arithmetic number, because the mean of its divisors is an integer number (50081616).

Almost surely, 2^749607312 is an apocalyptic number.

It is an amenable number.

749607312 is an abundant number, since it is smaller than the sum of its proper divisors (1253657328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

749607312 is a wasteful number, since it uses less digits than its factorization.

749607312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538551 (or 538545 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 749607312 is about 27378.9574673690. The cubic root of 749607312 is about 908.4016995218.

The spelling of 749607312 in words is "seven hundred forty-nine million, six hundred seven thousand, three hundred twelve".