324404631 has 6 divisors (see below), whose sum is σ = 468584480. Its totient is φ = 216269748.

The previous prime is 324404603. The next prime is 324404683. The reversal of 324404631 is 136404423.

324404631 is a `hidden beast` number, since 3 + 24 + 4 + 0 + 4 + 631 = 666.

It is not a de Polignac number, because 324404631 - 2⁷ = 324404503 is a prime.

It is a super-2 number, since 2×324404631² = 210476729228492322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324404595 and 324404604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324404131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18022471 + ... + 18022488.

Almost surely, 2^324404631 is an apocalyptic number.

324404631 is a deficient number, since it is larger than the sum of its proper divisors (144179849).

324404631 is a wasteful number, since it uses less digits than its factorization.

324404631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36044965 (or 36044962 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 324404631 is about 18011.2362429679. The cubic root of 324404631 is about 687.1143444108.

The spelling of 324404631 in words is "three hundred twenty-four million, four hundred four thousand, six hundred thirty-one".