409346968 has 8 divisors (see below), whose sum is σ = 767525580. Its totient is φ = 204673480.

The previous prime is 409346941. The next prime is 409346981. The reversal of 409346968 is 869643904.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25584178 + ... + 25584193.

Almost surely, 2^409346968 is an apocalyptic number.

It is an amenable number.

409346968 is a deficient number, since it is larger than the sum of its proper divisors (358178612).

409346968 is a wasteful number, since it uses less digits than its factorization.

409346968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51168377 (or 51168373 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 409346968 is about 20232.3248293418. The cubic root of 409346968 is about 742.5012560300.

The spelling of 409346968 in words is "four hundred nine million, three hundred forty-six thousand, nine hundred sixty-eight".