225706602 has 32 divisors (see below), whose sum is σ = 494320320. Its totient is φ = 68136320.

The previous prime is 225706577. The next prime is 225706639. The reversal of 225706602 is 206607522.

It is a self number, because there is not a number n which added to its sum of digits gives 225706602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11398 + ... + 24110.

It is an arithmetic number, because the mean of its divisors is an integer number (15447510).

Almost surely, 2^225706602 is an apocalyptic number.

225706602 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225706602 is an abundant number, since it is smaller than the sum of its proper divisors (268613718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225706602 is a wasteful number, since it uses less digits than its factorization.

225706602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12998.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 225706602 is about 15023.5349368915. The cubic root of 225706602 is about 608.8562299311.

Subtracting from 225706602 its product of nonzero digits (10080), we obtain a palindrome (225696522).

The spelling of 225706602 in words is "two hundred twenty-five million, seven hundred six thousand, six hundred two".