745315244 has 12 divisors (see below), whose sum is σ = 1305624768. Its totient is φ = 372279600.

The previous prime is 745315243. The next prime is 745315247. The reversal of 745315244 is 442513547.

It is not an unprimeable number, because it can be changed into a prime (745315243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90047 + ... + 97974.

It is an arithmetic number, because the mean of its divisors is an integer number (108802064).

Almost surely, 2^745315244 is an apocalyptic number.

It is an amenable number.

745315244 is a deficient number, since it is larger than the sum of its proper divisors (560309524).

745315244 is a wasteful number, since it uses less digits than its factorization.

745315244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189016 (or 189014 counting only the distinct ones).

The product of its digits is 67200, while the sum is 35.

The square root of 745315244 is about 27300.4623404074. The cubic root of 745315244 is about 906.6646179909.

The spelling of 745315244 in words is "seven hundred forty-five million, three hundred fifteen thousand, two hundred forty-four".