407678368 has 24 divisors (see below), whose sum is σ = 803119968. Its totient is φ = 203711424.

The previous prime is 407678353. The next prime is 407678371. The reversal of 407678368 is 863876704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67605 + ... + 73387.

It is an arithmetic number, because the mean of its divisors is an integer number (33463332).

Almost surely, 2^407678368 is an apocalyptic number.

It is an amenable number.

407678368 is a deficient number, since it is larger than the sum of its proper divisors (395441600).

407678368 is a wasteful number, since it uses less digits than its factorization.

407678368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7996 (or 7988 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 49.

The square root of 407678368 is about 20191.0467286865. The cubic root of 407678368 is about 741.4910088792.

The spelling of 407678368 in words is "four hundred seven million, six hundred seventy-eight thousand, three hundred sixty-eight".