409199568 has 40 divisors (see below), whose sum is σ = 1058899488. Its totient is φ = 136167552.

The previous prime is 409199563. The next prime is 409199569. The reversal of 409199568 is 865991904.

It is a self number, because there is not a number n which added to its sum of digits gives 409199568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409199563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22471 + ... + 36377.

Almost surely, 2^409199568 is an apocalyptic number.

409199568 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

409199568 is an abundant number, since it is smaller than the sum of its proper divisors (649699920).

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

409199568 is a wasteful number, since it uses less digits than its factorization.

409199568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14531 (or 14525 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 409199568 is about 20228.6818156794. The cubic root of 409199568 is about 742.4121239629.

The spelling of 409199568 in words is "four hundred nine million, one hundred ninety-nine thousand, five hundred sixty-eight".