408024428 has 12 divisors (see below), whose sum is σ = 816048912. Its totient is φ = 174867600.

The previous prime is 408024413. The next prime is 408024443. The reversal of 408024428 is 824420804.

It is an interprime number because it is at equal distance from previous prime (408024413) and next prime (408024443).

408024428 is an admirable number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 408024394 and 408024403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7286123 + ... + 7286178.

It is an arithmetic number, because the mean of its divisors is an integer number (68004076).

Almost surely, 2^408024428 is an apocalyptic number.

It is an amenable number.

408024428 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

408024428 is a wasteful number, since it uses less digits than its factorization.

408024428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14572312 (or 14572310 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

The square root of 408024428 is about 20199.6145507779. The cubic root of 408024428 is about 741.7007557674.

The spelling of 408024428 in words is "four hundred eight million, twenty-four thousand, four hundred twenty-eight".