325500173 has 4 divisors (see below), whose sum is σ = 344647260. Its totient is φ = 306353088.

The previous prime is 325500157. The next prime is 325500179. The reversal of 325500173 is 371005523.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 371005523 = 7 ⋅53000789.

It can be written as a sum of positive squares in 2 ways, for example, as 168298729 + 157201444 = 12973^2 + 12538^2 .

It is a cyclic number.

It is not a de Polignac number, because 325500173 - 2⁴ = 325500157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325500179) 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, 9573518 + ... + 9573551.

It is an arithmetic number, because the mean of its divisors is an integer number (86161815).

Almost surely, 2^325500173 is an apocalyptic number.

It is an amenable number.

325500173 is a deficient number, since it is larger than the sum of its proper divisors (19147087).

325500173 is a wasteful number, since it uses less digits than its factorization.

325500173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19147086.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 325500173 is about 18041.6233471381. The cubic root of 325500173 is about 687.8869565094.

Adding to 325500173 its reverse (371005523), we get a palindrome (696505696).

The spelling of 325500173 in words is "three hundred twenty-five million, five hundred thousand, one hundred seventy-three".