172473325 has 12 divisors (see below), whose sum is σ = 214128160. Its totient is φ = 137810160.

The previous prime is 172473283. The next prime is 172473341. The reversal of 172473325 is 523374271.

It is not a de Polignac number, because 172473325 - 2¹³ = 172465133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19222 + ... + 26728.

Almost surely, 2^172473325 is an apocalyptic number.

It is an amenable number.

172473325 is a deficient number, since it is larger than the sum of its proper divisors (41654835).

172473325 is an equidigital number, since it uses as much as digits as its factorization.

172473325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8436 (or 8431 counting only the distinct ones).

The product of its digits is 35280, while the sum is 34.

The square root of 172473325 is about 13132.9099974073. The cubic root of 172473325 is about 556.6394453245.

The spelling of 172473325 in words is "one hundred seventy-two million, four hundred seventy-three thousand, three hundred twenty-five".