407000668 has 12 divisors (see below), whose sum is σ = 712474560. Its totient is φ = 203436512.

The previous prime is 407000639. The next prime is 407000669. The reversal of 407000668 is 866000704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407000669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213 + ... + 28531.

It is an arithmetic number, because the mean of its divisors is an integer number (59372880).

Almost surely, 2^407000668 is an apocalyptic number.

It is an amenable number.

407000668 is a deficient number, since it is larger than the sum of its proper divisors (305473892).

407000668 is a wasteful number, since it uses less digits than its factorization.

407000668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31916 (or 31914 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 407000668 is about 20174.2575575906. The cubic root of 407000668 is about 741.0799109809.

The spelling of 407000668 in words is "four hundred seven million, six hundred sixty-eight", and thus it is an aban number.