325476989 has 2 divisors, whose sum is σ = 325476990. Its totient is φ = 325476988.

The previous prime is 325476929. The next prime is 325477003. The reversal of 325476989 is 989674523.

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., 197402500 + 128074489 = 14050^2 + 11317^2 .

It is a cyclic number.

It is not a de Polignac number, because 325476989 - 2¹⁶ = 325411453 is a prime.

It is a super-2 number, since 2×325476989² = 211870540737012242, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 325476989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325476929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162738494 + 162738495.

It is an arithmetic number, because the mean of its divisors is an integer number (162738495).

Almost surely, 2^325476989 is an apocalyptic number.

It is an amenable number.

325476989 is a deficient number, since it is larger than the sum of its proper divisors (1).

325476989 is an equidigital number, since it uses as much as digits as its factorization.

325476989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 53.

The square root of 325476989 is about 18040.9808214520. The cubic root of 325476989 is about 687.8706243626.

The spelling of 325476989 in words is "three hundred twenty-five million, four hundred seventy-six thousand, nine hundred eighty-nine".