325598381 has 2 divisors, whose sum is σ = 325598382. Its totient is φ = 325598380.

The previous prime is 325598321. The next prime is 325598389. The reversal of 325598381 is 183895523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170720356 + 154878025 = 13066^2 + 12445^2 .

It is a cyclic number.

It is not a de Polignac number, because 325598381 - 2²² = 321404077 is a prime.

It is a super-2 number, since 2×325598381² = 212028611419642322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325598389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162799190 + 162799191.

It is an arithmetic number, because the mean of its divisors is an integer number (162799191).

Almost surely, 2^325598381 is an apocalyptic number.

It is an amenable number.

325598381 is a deficient number, since it is larger than the sum of its proper divisors (1).

325598381 is an equidigital number, since it uses as much as digits as its factorization.

325598381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 44.

The square root of 325598381 is about 18044.3448481789. The cubic root of 325598381 is about 687.9561312900.

The spelling of 325598381 in words is "three hundred twenty-five million, five hundred ninety-eight thousand, three hundred eighty-one".