445252504 has 64 divisors (see below), whose sum is σ = 885104640. Its totient is φ = 209710080.

The previous prime is 445252499. The next prime is 445252513. The reversal of 445252504 is 405252544.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1996537 + ... + 1996759.

It is an arithmetic number, because the mean of its divisors is an integer number (13829760).

Almost surely, 2^445252504 is an apocalyptic number.

It is an amenable number.

445252504 is a deficient number, since it is larger than the sum of its proper divisors (439852136).

445252504 is a wasteful number, since it uses less digits than its factorization.

445252504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 445252504 is about 21101.0071797533. The cubic root of 445252504 is about 763.6050469979.

The spelling of 445252504 in words is "four hundred forty-five million, two hundred fifty-two thousand, five hundred four".