745379844 has 36 divisors (see below), whose sum is σ = 1911707952. Its totient is φ = 225872240.

The previous prime is 745379827. The next prime is 745379849. The reversal of 745379844 is 448973547.

It is a super-2 number, since 2×745379844² = 1111182223682928672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (745379849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255222 + ... + 258125.

Almost surely, 2^745379844 is an apocalyptic number.

It is an amenable number.

745379844 is an abundant number, since it is smaller than the sum of its proper divisors (1166328108).

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

745379844 is a wasteful number, since it uses less digits than its factorization.

745379844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513376 (or 513363 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The square root of 745379844 is about 27301.6454449178. The cubic root of 745379844 is about 906.6908122054.

The spelling of 745379844 in words is "seven hundred forty-five million, three hundred seventy-nine thousand, eight hundred forty-four".