325904237 has 2 divisors, whose sum is σ = 325904238. Its totient is φ = 325904236.

The previous prime is 325904219. The next prime is 325904287. The reversal of 325904237 is 732409523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237807241 + 88096996 = 15421^2 + 9386^2 .

It is a cyclic number.

It is not a de Polignac number, because 325904237 - 2¹⁰ = 325903213 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 325904197 and 325904206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325904287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162952118 + 162952119.

It is an arithmetic number, because the mean of its divisors is an integer number (162952119).

Almost surely, 2^325904237 is an apocalyptic number.

It is an amenable number.

325904237 is a deficient number, since it is larger than the sum of its proper divisors (1).

325904237 is an equidigital number, since it uses as much as digits as its factorization.

325904237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 325904237 is about 18052.8179794735. The cubic root of 325904237 is about 688.1714780397.

The spelling of 325904237 in words is "three hundred twenty-five million, nine hundred four thousand, two hundred thirty-seven".