406460736 has 84 divisors (see below), whose sum is σ = 1270979424. Its totient is φ = 123168000.

The previous prime is 406460693. The next prime is 406460741. The reversal of 406460736 is 637064604.

406460736 is a `hidden beast` number, since 4 + 0 + 646 + 0 + 7 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 406460736.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25740 + ... + 38411.

Almost surely, 2^406460736 is an apocalyptic number.

It is an amenable number.

406460736 is an abundant number, since it is smaller than the sum of its proper divisors (864518688).

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

406460736 is a wasteful number, since it uses less digits than its factorization.

406460736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64180 (or 64167 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 406460736 is about 20160.8714097382. The cubic root of 406460736 is about 740.7520574409.

The spelling of 406460736 in words is "four hundred six million, four hundred sixty thousand, seven hundred thirty-six".