325056538 has 4 divisors (see below), whose sum is σ = 487584810. Its totient is φ = 162528268.

The previous prime is 325056527. The next prime is 325056553. The reversal of 325056538 is 835650523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 835650523 = 53 ⋅15766991.

It can be written as a sum of positive squares in only one way, i.e., 276656689 + 48399849 = 16633^2 + 6957^2 .

It is a junction number, because it is equal to n+sod(n) for n = 325056497 and 325056506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81264133 + ... + 81264136.

Almost surely, 2^325056538 is an apocalyptic number.

325056538 is a deficient number, since it is larger than the sum of its proper divisors (162528272).

325056538 is a wasteful number, since it uses less digits than its factorization.

325056538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162528271.

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 325056538 is about 18029.3243911135. The cubic root of 325056538 is about 687.5742997606.

The spelling of 325056538 in words is "three hundred twenty-five million, fifty-six thousand, five hundred thirty-eight".