745585504 has 24 divisors (see below), whose sum is σ = 1479437568. Its totient is φ = 369855360.

The previous prime is 745585501. The next prime is 745585579. The reversal of 745585504 is 405585547.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745585501) 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, 87667 + ... + 95794.

It is an arithmetic number, because the mean of its divisors is an integer number (61643232).

Almost surely, 2^745585504 is an apocalyptic number.

It is an amenable number.

745585504 is a deficient number, since it is larger than the sum of its proper divisors (733852064).

745585504 is a wasteful number, since it uses less digits than its factorization.

745585504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183598 (or 183590 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 43.

The square root of 745585504 is about 27305.4116248043. The cubic root of 745585504 is about 906.7741938024.

Adding to 745585504 its sum of digits (43), we get a palindrome (745585547).

The spelling of 745585504 in words is "seven hundred forty-five million, five hundred eighty-five thousand, five hundred four".