325401589 has 2 divisors, whose sum is σ = 325401590. Its totient is φ = 325401588.

The previous prime is 325401529. The next prime is 325401623. The reversal of 325401589 is 985104523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310640625 + 14760964 = 17625^2 + 3842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325401589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325401529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162700794 + 162700795.

It is an arithmetic number, because the mean of its divisors is an integer number (162700795).

Almost surely, 2^325401589 is an apocalyptic number.

It is an amenable number.

325401589 is a deficient number, since it is larger than the sum of its proper divisors (1).

325401589 is an equidigital number, since it uses as much as digits as its factorization.

325401589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 325401589 is about 18038.8910135851. The cubic root of 325401589 is about 687.8175028902.

The spelling of 325401589 in words is "three hundred twenty-five million, four hundred one thousand, five hundred eighty-nine".