406504922 has 12 divisors (see below), whose sum is σ = 630064458. Its totient is φ = 196695000.

The previous prime is 406504831. The next prime is 406504933. The reversal of 406504922 is 229405604.

It can be written as a sum of positive squares in only one way, i.e., 281266441 + 125238481 = 16771^2 + 11191^2 .

It is a super-2 number, since 2×406504922² = 330492503220452168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103829 + ... + 107672.

Almost surely, 2^406504922 is an apocalyptic number.

406504922 is a deficient number, since it is larger than the sum of its proper divisors (223559536).

406504922 is a wasteful number, since it uses less digits than its factorization.

406504922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211565 (or 211534 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 406504922 is about 20161.9672155274. The cubic root of 406504922 is about 740.7788986432.

The spelling of 406504922 in words is "four hundred six million, five hundred four thousand, nine hundred twenty-two".