406994676 has 24 divisors (see below), whose sum is σ = 1035986784. Its totient is φ = 123331680.

The previous prime is 406994669. The next prime is 406994677. The reversal of 406994676 is 676499604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406994677) 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, 1541515 + ... + 1541778.

It is an arithmetic number, because the mean of its divisors is an integer number (43166116).

Almost surely, 2^406994676 is an apocalyptic number.

It is an amenable number.

406994676 is an abundant number, since it is smaller than the sum of its proper divisors (628992108).

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

406994676 is a wasteful number, since it uses less digits than its factorization.

406994676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3083311 (or 3083309 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 51.

The square root of 406994676 is about 20174.1090509594. The cubic root of 406994676 is about 741.0762741543.

The spelling of 406994676 in words is "four hundred six million, nine hundred ninety-four thousand, six hundred seventy-six".