406064512 has 32 divisors (see below), whose sum is σ = 924523920. Its totient is φ = 174027264.

The previous prime is 406064507. The next prime is 406064513. The reversal of 406064512 is 215460604.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406064513) 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, 225703 + ... + 227494.

Almost surely, 2^406064512 is an apocalyptic number.

It is an amenable number.

406064512 is an abundant number, since it is smaller than the sum of its proper divisors (518459408).

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

406064512 is an equidigital number, since it uses as much as digits as its factorization.

406064512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453218 (or 453206 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 406064512 is about 20151.0424544240. The cubic root of 406064512 is about 740.5112804609.

The spelling of 406064512 in words is "four hundred six million, sixty-four thousand, five hundred twelve".