745198732 has 24 divisors (see below), whose sum is σ = 1351047600. Its totient is φ = 359222976.

The previous prime is 745198697. The next prime is 745198763. The reversal of 745198732 is 237891547.

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, 81378 + ... + 90070.

It is an arithmetic number, because the mean of its divisors is an integer number (56293650).

Almost surely, 2^745198732 is an apocalyptic number.

It is an amenable number.

745198732 is a deficient number, since it is larger than the sum of its proper divisors (605848868).

745198732 is a wasteful number, since it uses less digits than its factorization.

745198732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9465 (or 9463 counting only the distinct ones).

The product of its digits is 423360, while the sum is 46.

The square root of 745198732 is about 27298.3283737301. The cubic root of 745198732 is about 906.6173705056.

The spelling of 745198732 in words is "seven hundred forty-five million, one hundred ninety-eight thousand, seven hundred thirty-two".