500440628 has 48 divisors (see below), whose sum is σ = 951035904. Its totient is φ = 229532160.

The previous prime is 500440627. The next prime is 500440643. The reversal of 500440628 is 826044005.

It is a self number, because there is not a number n which added to its sum of digits gives 500440628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500440627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688001 + ... + 688727.

It is an arithmetic number, because the mean of its divisors is an integer number (19813248).

Almost surely, 2^500440628 is an apocalyptic number.

It is an amenable number.

500440628 is a deficient number, since it is larger than the sum of its proper divisors (450595276).

500440628 is a wasteful number, since it uses less digits than its factorization.

500440628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992 (or 990 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 500440628 is about 22370.5303468648. The cubic root of 500440628 is about 793.9336086459.

The spelling of 500440628 in words is "five hundred million, four hundred forty thousand, six hundred twenty-eight".