406602444 has 24 divisors (see below), whose sum is σ = 949135600. Its totient is φ = 135477504.

The previous prime is 406602421. The next prime is 406602457. The reversal of 406602444 is 444206604.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31032 + ... + 42144.

Almost surely, 2^406602444 is an apocalyptic number.

It is an amenable number.

406602444 is an abundant number, since it is smaller than the sum of its proper divisors (542533156).

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

406602444 is a wasteful number, since it uses less digits than its factorization.

406602444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14169 (or 14167 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 406602444 is about 20164.3855348979. The cubic root of 406602444 is about 740.8381324183.

The spelling of 406602444 in words is "four hundred six million, six hundred two thousand, four hundred forty-four".