225170735 has 4 divisors (see below), whose sum is σ = 270204888. Its totient is φ = 180136584.

The previous prime is 225170717. The next prime is 225170741. The reversal of 225170735 is 537071522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225170735 - 2²⁰ = 224122159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22517069 + ... + 22517078.

It is an arithmetic number, because the mean of its divisors is an integer number (67551222).

Almost surely, 2^225170735 is an apocalyptic number.

225170735 is a deficient number, since it is larger than the sum of its proper divisors (45034153).

225170735 is an equidigital number, since it uses as much as digits as its factorization.

225170735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45034152.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 225170735 is about 15005.6900874302. The cubic root of 225170735 is about 608.3740043282.

The spelling of 225170735 in words is "two hundred twenty-five million, one hundred seventy thousand, seven hundred thirty-five".