406230816 has 48 divisors (see below), whose sum is σ = 1067550624. Its totient is φ = 135258624.

The previous prime is 406230791. The next prime is 406230821. The reversal of 406230816 is 618032604.

It is a tau number, because it is divible by the number of its divisors (48).

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, 112755 + ... + 116301.

It is an arithmetic number, because the mean of its divisors is an integer number (22240638).

Almost surely, 2^406230816 is an apocalyptic number.

It is an amenable number.

406230816 is an abundant number, since it is smaller than the sum of its proper divisors (661319808).

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

406230816 is a wasteful number, since it uses less digits than its factorization.

406230816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4753 (or 4745 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 406230816 is about 20155.1684686584. The cubic root of 406230816 is about 740.6123589646.

The spelling of 406230816 in words is "four hundred six million, two hundred thirty thousand, eight hundred sixteen".