406497224 has 32 divisors (see below), whose sum is σ = 876429120. Its totient is φ = 173140416.

The previous prime is 406497209. The next prime is 406497257. The reversal of 406497224 is 422794604.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 13139 + ... + 31394.

It is an arithmetic number, because the mean of its divisors is an integer number (27388410).

Almost surely, 2^406497224 is an apocalyptic number.

It is an amenable number.

406497224 is an abundant number, since it is smaller than the sum of its proper divisors (469931896).

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

406497224 is a wasteful number, since it uses less digits than its factorization.

406497224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44709 (or 44705 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 406497224 is about 20161.7763106329. The cubic root of 406497224 is about 740.7742225604.

The spelling of 406497224 in words is "four hundred six million, four hundred ninety-seven thousand, two hundred twenty-four".