409013224 has 16 divisors (see below), whose sum is σ = 767215620. Its totient is φ = 204422400.

The previous prime is 409013221. The next prime is 409013237. The reversal of 409013224 is 422310904.

It can be written as a sum of positive squares in 2 ways, for example, as 357890724 + 51122500 = 18918^2 + 7150^2 .

It is not an unprimeable number, because it can be changed into a prime (409013221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13282 + ... + 31534.

Almost surely, 2^409013224 is an apocalyptic number.

It is an amenable number.

409013224 is a deficient number, since it is larger than the sum of its proper divisors (358202396).

409013224 is a wasteful number, since it uses less digits than its factorization.

409013224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21060 (or 21056 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 409013224 is about 20224.0753558723. The cubic root of 409013224 is about 742.2994120076.

The spelling of 409013224 in words is "four hundred nine million, thirteen thousand, two hundred twenty-four".