409311960 has 32 divisors (see below), whose sum is σ = 1227936240. Its totient is φ = 109149824.

The previous prime is 409311953. The next prime is 409311971. The reversal of 409311960 is 69113904.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1705347 + ... + 1705586.

Almost surely, 2^409311960 is an apocalyptic number.

409311960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

409311960 is an abundant number, since it is smaller than the sum of its proper divisors (818624280).

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

409311960 is a wasteful number, since it uses less digits than its factorization.

409311960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410947 (or 3410943 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 409311960 is about 20231.4596606374. The cubic root of 409311960 is about 742.4800887993.

The spelling of 409311960 in words is "four hundred nine million, three hundred eleven thousand, nine hundred sixty".