747242512 has 10 divisors (see below), whose sum is σ = 1447782398. Its totient is φ = 373621248.

The previous prime is 747242477. The next prime is 747242513. The reversal of 747242512 is 215242747.

It can be written as a sum of positive squares in only one way, i.e., 544008976 + 203233536 = 23324^2 + 14256^2 .

It is not an unprimeable number, because it can be changed into a prime (747242513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23351313 + ... + 23351344.

Almost surely, 2^747242512 is an apocalyptic number.

It is an amenable number.

747242512 is a deficient number, since it is larger than the sum of its proper divisors (700539886).

747242512 is a wasteful number, since it uses less digits than its factorization.

747242512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46702665 (or 46702659 counting only the distinct ones).

The product of its digits is 31360, while the sum is 34.

The square root of 747242512 is about 27335.7369024506. The cubic root of 747242512 is about 907.4454427153.

The spelling of 747242512 in words is "seven hundred forty-seven million, two hundred forty-two thousand, five hundred twelve".