324697489 has 2 divisors, whose sum is σ = 324697490. Its totient is φ = 324697488.

The previous prime is 324697469. The next prime is 324697507. The reversal of 324697489 is 984796423.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 290123089 + 34574400 = 17033^2 + 5880^2 .

It is a cyclic number.

It is not a de Polignac number, because 324697489 - 2¹⁵ = 324664721 is a prime.

It is not a weakly prime, because it can be changed into another prime (324697469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162348744 + 162348745.

It is an arithmetic number, because the mean of its divisors is an integer number (162348745).

Almost surely, 2^324697489 is an apocalyptic number.

It is an amenable number.

324697489 is a deficient number, since it is larger than the sum of its proper divisors (1).

324697489 is an equidigital number, since it uses as much as digits as its factorization.

324697489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 52.

The square root of 324697489 is about 18019.3642784644. The cubic root of 324697489 is about 687.3210475945.

The spelling of 324697489 in words is "three hundred twenty-four million, six hundred ninety-seven thousand, four hundred eighty-nine".