406804022 has 16 divisors (see below), whose sum is σ = 650457600. Its totient is φ = 190256040.

The previous prime is 406804019. The next prime is 406804031. The reversal of 406804022 is 220408604.

It is a junction number, because it is equal to n+sod(n) for n = 406803982 and 406804000.

It is a congruent number.

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, 64754 + ... + 70757.

It is an arithmetic number, because the mean of its divisors is an integer number (40653600).

Almost surely, 2^406804022 is an apocalyptic number.

406804022 is a deficient number, since it is larger than the sum of its proper divisors (243653578).

406804022 is a wasteful number, since it uses less digits than its factorization.

406804022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135611.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 406804022 is about 20169.3832825895. The cubic root of 406804022 is about 740.9605386324.

The spelling of 406804022 in words is "four hundred six million, eight hundred four thousand, twenty-two".