404492612 has 12 divisors (see below), whose sum is σ = 708039360. Its totient is φ = 202195656.

The previous prime is 404492603. The next prime is 404492617. The reversal of 404492612 is 216294404.

It is a super-2 number, since 2×404492612² = 327228546325165088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404492617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9689 + ... + 30047.

It is an arithmetic number, because the mean of its divisors is an integer number (59003280).

Almost surely, 2^404492612 is an apocalyptic number.

It is an amenable number.

404492612 is a deficient number, since it is larger than the sum of its proper divisors (303546748).

404492612 is a wasteful number, since it uses less digits than its factorization.

404492612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25330 (or 25328 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 404492612 is about 20112.0016905329. The cubic root of 404492612 is about 739.5545236982.

The spelling of 404492612 in words is "four hundred four million, four hundred ninety-two thousand, six hundred twelve".