324413381 has 2 divisors, whose sum is σ = 324413382. Its totient is φ = 324413380.

The previous prime is 324413377. The next prime is 324413417. The reversal of 324413381 is 183314423.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294808900 + 29604481 = 17170^2 + 5441^2 .

It is a cyclic number.

It is not a de Polignac number, because 324413381 - 2² = 324413377 is a prime.

It is a super-2 number, since 2×324413381² = 210488083543702322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324413281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162206690 + 162206691.

It is an arithmetic number, because the mean of its divisors is an integer number (162206691).

Almost surely, 2^324413381 is an apocalyptic number.

It is an amenable number.

324413381 is a deficient number, since it is larger than the sum of its proper divisors (1).

324413381 is an equidigital number, since it uses as much as digits as its factorization.

324413381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 29.

The square root of 324413381 is about 18011.4791452562. The cubic root of 324413381 is about 687.1205220830.

The spelling of 324413381 in words is "three hundred twenty-four million, four hundred thirteen thousand, three hundred eighty-one".