406476684 has 24 divisors (see below), whose sum is σ = 1053828720. Its totient is φ = 135492192.

The previous prime is 406476683. The next prime is 406476691. The reversal of 406476684 is 486674604.

It is not an unprimeable number, because it can be changed into a prime (406476683) 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, 1881729 + ... + 1881944.

It is an arithmetic number, because the mean of its divisors is an integer number (43909530).

Almost surely, 2^406476684 is an apocalyptic number.

It is an amenable number.

406476684 is an abundant number, since it is smaller than the sum of its proper divisors (647352036).

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

406476684 is a wasteful number, since it uses less digits than its factorization.

406476684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3763686 (or 3763678 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 406476684 is about 20161.2669244767. The cubic root of 406476684 is about 740.7617454282.

The spelling of 406476684 in words is "four hundred six million, four hundred seventy-six thousand, six hundred eighty-four".