408566116 has 36 divisors (see below), whose sum is σ = 833528556. Its totient is φ = 174720000.

The previous prime is 408566113. The next prime is 408566129. The reversal of 408566116 is 611665804.

It can be written as a sum of positive squares in 2 ways, for example, as 57153600 + 351412516 = 7560^2 + 18746^2 .

It is a super-2 number, since 2×408566116² = 333852542286650912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (408566111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100116 + ... + 104116.

It is an arithmetic number, because the mean of its divisors is an integer number (23153571).

Almost surely, 2^408566116 is an apocalyptic number.

It is an amenable number.

408566116 is an abundant number, since it is smaller than the sum of its proper divisors (424962440).

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

408566116 is a wasteful number, since it uses less digits than its factorization.

408566116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540 (or 4531 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 408566116 is about 20213.0184781986. The cubic root of 408566116 is about 742.0288347641.

The spelling of 408566116 in words is "four hundred eight million, five hundred sixty-six thousand, one hundred sixteen".