406608492 has 18 divisors (see below), whose sum is σ = 948916164. Its totient is φ = 135512880.

The previous prime is 406608487. The next prime is 406608511. The reversal of 406608492 is 294806604.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 406608492.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66942 + ... + 72762.

Almost surely, 2^406608492 is an apocalyptic number.

It is an amenable number.

406608492 is an abundant number, since it is smaller than the sum of its proper divisors (542307672).

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

406608492 is an frugal number, since it uses more digits than its factorization.

406608492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11649 (or 5826 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 406608492 is about 20164.5355017169. The cubic root of 406608492 is about 740.8418055942.

The spelling of 406608492 in words is "four hundred six million, six hundred eight thousand, four hundred ninety-two".