225716013 has 12 divisors (see below), whose sum is σ = 328524768. Its totient is φ = 149327880.

The previous prime is 225716011. The next prime is 225716027. The reversal of 225716013 is 310617522.

It is a happy number.

225716013 is a `hidden beast` number, since 2 + 2 + 57 + 1 + 601 + 3 = 666.

It is not a de Polignac number, because 225716013 - 2¹ = 225716011 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225716011) 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, 94545 + ... + 96902.

It is an arithmetic number, because the mean of its divisors is an integer number (27377064).

Almost surely, 2^225716013 is an apocalyptic number.

It is an amenable number.

225716013 is a deficient number, since it is larger than the sum of its proper divisors (102808755).

225716013 is a wasteful number, since it uses less digits than its factorization.

225716013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191584 (or 191581 counting only the distinct ones).

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

The square root of 225716013 is about 15023.8481422038. The cubic root of 225716013 is about 608.8646920471.

The spelling of 225716013 in words is "two hundred twenty-five million, seven hundred sixteen thousand, thirteen".