747472844 has 24 divisors (see below), whose sum is σ = 1380918000. Its totient is φ = 353039040.

The previous prime is 747472807. The next prime is 747472861. The reversal of 747472844 is 448274747.

747472844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×747472844³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12434 + ... + 40614.

It is an arithmetic number, because the mean of its divisors is an integer number (57538250).

Almost surely, 2^747472844 is an apocalyptic number.

It is an amenable number.

747472844 is a deficient number, since it is larger than the sum of its proper divisors (633445156).

747472844 is a wasteful number, since it uses less digits than its factorization.

747472844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28553 (or 28551 counting only the distinct ones).

The product of its digits is 1404928, while the sum is 47.

The square root of 747472844 is about 27339.9495976126. The cubic root of 747472844 is about 907.5386709281.

The spelling of 747472844 in words is "seven hundred forty-seven million, four hundred seventy-two thousand, eight hundred forty-four".