406947376 has 20 divisors (see below), whose sum is σ = 860139144. Its totient is φ = 184976000.

The previous prime is 406947361. The next prime is 406947379. The reversal of 406947376 is 673749604.

It is not an unprimeable number, because it can be changed into a prime (406947379) 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, 1155925 + ... + 1156276.

Almost surely, 2^406947376 is an apocalyptic number.

It is an amenable number.

406947376 is an abundant number, since it is smaller than the sum of its proper divisors (453191768).

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

406947376 is a wasteful number, since it uses less digits than its factorization.

406947376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312220 (or 2312214 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 46.

The square root of 406947376 is about 20172.9367222524. The cubic root of 406947376 is about 741.0475643063.

The spelling of 406947376 in words is "four hundred six million, nine hundred forty-seven thousand, three hundred seventy-six".