325550531 has 8 divisors (see below), whose sum is σ = 334655664. Its totient is φ = 316461600.

The previous prime is 325550507. The next prime is 325550551. The reversal of 325550531 is 135055523.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325550531 is a prime.

It is a super-2 number, since 2×325550531² = 211966296468763922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 325550494 and 325550503.

It is not an unprimeable number, because it can be changed into a prime (325550501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44756 + ... + 51518.

It is an arithmetic number, because the mean of its divisors is an integer number (41831958).

Almost surely, 2^325550531 is an apocalyptic number.

325550531 is a deficient number, since it is larger than the sum of its proper divisors (9105133).

325550531 is a wasteful number, since it uses less digits than its factorization.

325550531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8101.

The product of its (nonzero) digits is 11250, while the sum is 29.

The square root of 325550531 is about 18043.0188992862. The cubic root of 325550531 is about 687.9224289177.

The spelling of 325550531 in words is "three hundred twenty-five million, five hundred fifty thousand, five hundred thirty-one".