325663138 has 8 divisors (see below), whose sum is σ = 488729088. Its totient is φ = 162753444.

The previous prime is 325663133. The next prime is 325663157. The reversal of 325663138 is 831366523.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 325663097 and 325663106.

It is not an unprimeable number, because it can be changed into a prime (325663133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33706 + ... + 42277.

It is an arithmetic number, because the mean of its divisors is an integer number (61091136).

Almost surely, 2^325663138 is an apocalyptic number.

325663138 is a deficient number, since it is larger than the sum of its proper divisors (163065950).

325663138 is a wasteful number, since it uses less digits than its factorization.

325663138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78128.

The product of its digits is 77760, while the sum is 37.

The square root of 325663138 is about 18046.1391438723. The cubic root of 325663138 is about 688.0017365762.

The spelling of 325663138 in words is "three hundred twenty-five million, six hundred sixty-three thousand, one hundred thirty-eight".