500440725 has 72 divisors (see below), whose sum is σ = 940892160. Its totient is φ = 253964160.

The previous prime is 500440723. The next prime is 500440741. The reversal of 500440725 is 527044005.

It is not a de Polignac number, because 500440725 - 2¹ = 500440723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500440723) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 390636 + ... + 391914.

Almost surely, 2^500440725 is an apocalyptic number.

It is an amenable number.

500440725 is a deficient number, since it is larger than the sum of its proper divisors (440451435).

500440725 is a wasteful number, since it uses less digits than its factorization.

500440725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379 (or 1371 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 500440725 is about 22370.5325148956. The cubic root of 500440725 is about 793.9336599417.

The spelling of 500440725 in words is "five hundred million, four hundred forty thousand, seven hundred twenty-five".