747165444 has 24 divisors (see below), whose sum is σ = 1743836640. Its totient is φ = 248990784.

The previous prime is 747165437. The next prime is 747165467. The reversal of 747165444 is 444561747.

It is a junction number, because it is equal to n+sod(n) for n = 747165396 and 747165405.

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, 72867 + ... + 82485.

It is an arithmetic number, because the mean of its divisors is an integer number (72659860).

Almost surely, 2^747165444 is an apocalyptic number.

It is an amenable number.

747165444 is an abundant number, since it is smaller than the sum of its proper divisors (996671196).

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

747165444 is a wasteful number, since it uses less digits than its factorization.

747165444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16099 (or 16097 counting only the distinct ones).

The product of its digits is 376320, while the sum is 42.

The square root of 747165444 is about 27334.3272095729. The cubic root of 747165444 is about 907.4142447179.

The spelling of 747165444 in words is "seven hundred forty-seven million, one hundred sixty-five thousand, four hundred forty-four".