408560428 has 12 divisors (see below), whose sum is σ = 717640560. Its totient is φ = 203520272.

The previous prime is 408560423. The next prime is 408560447. The reversal of 408560428 is 824065804.

It is not an unprimeable number, because it can be changed into a prime (408560423) 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, 188776 + ... + 190927.

It is an arithmetic number, because the mean of its divisors is an integer number (59803380).

Almost surely, 2^408560428 is an apocalyptic number.

It is an amenable number.

408560428 is a deficient number, since it is larger than the sum of its proper divisors (309080132).

408560428 is a wasteful number, since it uses less digits than its factorization.

408560428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379976 (or 379974 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 37.

The square root of 408560428 is about 20212.8777763088. The cubic root of 408560428 is about 742.0253912744.

The spelling of 408560428 in words is "four hundred eight million, five hundred sixty thousand, four hundred twenty-eight".