492040020 has 24 divisors (see below), whose sum is σ = 1377712224. Its totient is φ = 131210656.

The previous prime is 492040007. The next prime is 492040049. The reversal of 492040020 is 20040294.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4100274 + ... + 4100393.

It is an arithmetic number, because the mean of its divisors is an integer number (57404676).

Almost surely, 2^492040020 is an apocalyptic number.

It is an amenable number.

492040020 is an abundant number, since it is smaller than the sum of its proper divisors (885672204).

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

492040020 is a wasteful number, since it uses less digits than its factorization.

492040020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8200679 (or 8200677 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 492040020 is about 22181.9751149441. The cubic root of 492040020 is about 789.4660815782.

The spelling of 492040020 in words is "four hundred ninety-two million, forty thousand, twenty".