501868830 has 64 divisors (see below), whose sum is σ = 1225175040. Its totient is φ = 131549184.

The previous prime is 501868817. The next prime is 501868847. The reversal of 501868830 is 38868105.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 869502 + ... + 870078.

It is an arithmetic number, because the mean of its divisors is an integer number (19143360).

Almost surely, 2^501868830 is an apocalyptic number.

501868830 is an abundant number, since it is smaller than the sum of its proper divisors (723306210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

501868830 is a wasteful number, since it uses less digits than its factorization.

501868830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033.

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 501868830 is about 22402.4291093622. The cubic root of 501868830 is about 794.6881574300.

The spelling of 501868830 in words is "five hundred one million, eight hundred sixty-eight thousand, eight hundred thirty".