406830922 has 8 divisors (see below), whose sum is σ = 610348356. Its totient is φ = 203381472.

The previous prime is 406830913. The next prime is 406830943. The reversal of 406830922 is 229038604.

It can be written as a sum of positive squares in 2 ways, for example, as 397165041 + 9665881 = 19929^2 + 3109^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×406830922² = 331022798190740168, which contains 22 as substring.

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, 2388 + ... + 28624.

Almost surely, 2^406830922 is an apocalyptic number.

406830922 is a deficient number, since it is larger than the sum of its proper divisors (203517434).

406830922 is a wasteful number, since it uses less digits than its factorization.

406830922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33992.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 406830922 is about 20170.0501238842. The cubic root of 406830922 is about 740.9768703286.

The spelling of 406830922 in words is "four hundred six million, eight hundred thirty thousand, nine hundred twenty-two".