747215253 has 32 divisors (see below), whose sum is σ = 1140739200. Its totient is φ = 483170688.

The previous prime is 747215239. The next prime is 747215279. The reversal of 747215253 is 352512747.

It is not a de Polignac number, because 747215253 - 2⁸ = 747214997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747215213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124426 + ... + 130292.

It is an arithmetic number, because the mean of its divisors is an integer number (35648100).

Almost surely, 2^747215253 is an apocalyptic number.

It is an amenable number.

747215253 is a deficient number, since it is larger than the sum of its proper divisors (393523947).

747215253 is a wasteful number, since it uses less digits than its factorization.

747215253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6018 (or 6012 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 747215253 is about 27335.2383015038. The cubic root of 747215253 is about 907.4344082092.

It can be divided in two parts, 747 and 215253, that added together give a cube (216000 = 60³).

The spelling of 747215253 in words is "seven hundred forty-seven million, two hundred fifteen thousand, two hundred fifty-three".