745601589 has 24 divisors (see below), whose sum is σ = 1142286912. Its totient is φ = 467026560.

The previous prime is 745601587. The next prime is 745601599. The reversal of 745601589 is 985106547.

745601589 is a `hidden beast` number, since 7 + 4 + 5 + 60 + 1 + 589 = 666.

It is not a de Polignac number, because 745601589 - 2¹ = 745601587 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745601587) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92682 + ... + 100404.

It is an arithmetic number, because the mean of its divisors is an integer number (47595288).

Almost surely, 2^745601589 is an apocalyptic number.

It is an amenable number.

745601589 is a deficient number, since it is larger than the sum of its proper divisors (396685323).

745601589 is a wasteful number, since it uses less digits than its factorization.

745601589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8377 (or 8374 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 745601589 is about 27305.7061618996. The cubic root of 745601589 is about 906.7807145649.

The spelling of 745601589 in words is "seven hundred forty-five million, six hundred one thousand, five hundred eighty-nine".