745173912 has 32 divisors (see below), whose sum is σ = 2129068800. Its totient is φ = 212906784.

The previous prime is 745173841. The next prime is 745173931. The reversal of 745173912 is 219371547.

745173912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 2217612 + ... + 2217947.

It is an arithmetic number, because the mean of its divisors is an integer number (66533400).

Almost surely, 2^745173912 is an apocalyptic number.

It is an amenable number.

745173912 is an abundant number, since it is smaller than the sum of its proper divisors (1383894888).

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

745173912 is a wasteful number, since it uses less digits than its factorization.

745173912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4435575 (or 4435571 counting only the distinct ones).

The product of its digits is 52920, while the sum is 39.

The square root of 745173912 is about 27297.8737633538. The cubic root of 745173912 is about 906.6073049611.

The spelling of 745173912 in words is "seven hundred forty-five million, one hundred seventy-three thousand, nine hundred twelve".