225706113 has 12 divisors (see below), whose sum is σ = 326876160. Its totient is φ = 150075576.

The previous prime is 225706109. The next prime is 225706123. The reversal of 225706113 is 311607522.

It is a happy number.

225706113 is a `hidden beast` number, since 22 + 570 + 61 + 13 = 666.

It is not a de Polignac number, because 225706113 - 2² = 225706109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225706123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29293 + ... + 36186.

It is an arithmetic number, because the mean of its divisors is an integer number (27239680).

Almost surely, 2^225706113 is an apocalyptic number.

It is an amenable number.

225706113 is a deficient number, since it is larger than the sum of its proper divisors (101170047).

225706113 is a wasteful number, since it uses less digits than its factorization.

225706113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65868 (or 65865 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 225706113 is about 15023.5186624173. The cubic root of 225706113 is about 608.8557902291.

The spelling of 225706113 in words is "two hundred twenty-five million, seven hundred six thousand, one hundred thirteen".