325278049 has 2 divisors, whose sum is σ = 325278050. Its totient is φ = 325278048.

The previous prime is 325277959. The next prime is 325278059. The reversal of 325278049 is 940872523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 235407649 + 89870400 = 15343^2 + 9480^2 .

It is a cyclic number.

It is not a de Polignac number, because 325278049 - 2⁷ = 325277921 is a prime.

It is a super-2 number, since 2×325278049² = 211611618322492802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (325278059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162639024 + 162639025.

It is an arithmetic number, because the mean of its divisors is an integer number (162639025).

Almost surely, 2^325278049 is an apocalyptic number.

It is an amenable number.

325278049 is a deficient number, since it is larger than the sum of its proper divisors (1).

325278049 is an equidigital number, since it uses as much as digits as its factorization.

325278049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 325278049 is about 18035.4664203619. The cubic root of 325278049 is about 687.7304476607.

The spelling of 325278049 in words is "three hundred twenty-five million, two hundred seventy-eight thousand, forty-nine".