173725225 has 24 divisors (see below), whose sum is σ = 225610560. Its totient is φ = 132525120.

The previous prime is 173725219. The next prime is 173725243. The reversal of 173725225 is 522527371.

173725225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 173725225 - 2³ = 173725217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58732 + ... + 61618.

It is an arithmetic number, because the mean of its divisors is an integer number (9400440).

Almost surely, 2^173725225 is an apocalyptic number.

It is an amenable number.

173725225 is a deficient number, since it is larger than the sum of its proper divisors (51885335).

173725225 is a wasteful number, since it uses less digits than its factorization.

173725225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3009 (or 3004 counting only the distinct ones).

The product of its digits is 29400, while the sum is 34.

The square root of 173725225 is about 13180.4865236455. The cubic root of 173725225 is about 557.9829915209.

It can be divided in two parts, 1737 and 25225, that added together give a palindrome (26962).

The spelling of 173725225 in words is "one hundred seventy-three million, seven hundred twenty-five thousand, two hundred twenty-five".