747702472 has 32 divisors (see below), whose sum is σ = 1539547200. Its totient is φ = 337608000.

The previous prime is 747702463. The next prime is 747702479. The reversal of 747702472 is 274207747.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (747702479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14847 + ... + 41422.

It is an arithmetic number, because the mean of its divisors is an integer number (48110850).

Almost surely, 2^747702472 is an apocalyptic number.

It is an amenable number.

747702472 is an abundant number, since it is smaller than the sum of its proper divisors (791844728).

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

747702472 is a wasteful number, since it uses less digits than its factorization.

747702472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56437 (or 56433 counting only the distinct ones).

The product of its (nonzero) digits is 153664, while the sum is 40.

The square root of 747702472 is about 27344.1487708065. The cubic root of 747702472 is about 907.6315951304.

The spelling of 747702472 in words is "seven hundred forty-seven million, seven hundred two thousand, four hundred seventy-two".