406094020 has 12 divisors (see below), whose sum is σ = 852797484. Its totient is φ = 162437600.

The previous prime is 406093969. The next prime is 406094041. The reversal of 406094020 is 20490604.

It can be written as a sum of positive squares in 2 ways, for example, as 233539524 + 172554496 = 15282^2 + 13136^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10152331 + ... + 10152370.

It is an arithmetic number, because the mean of its divisors is an integer number (71066457).

Almost surely, 2^406094020 is an apocalyptic number.

It is an amenable number.

406094020 is an abundant number, since it is smaller than the sum of its proper divisors (446703464).

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

406094020 is a wasteful number, since it uses less digits than its factorization.

406094020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20304710 (or 20304708 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 406094020 is about 20151.7746116812. The cubic root of 406094020 is about 740.5292172476.

The spelling of 406094020 in words is "four hundred six million, ninety-four thousand, twenty".