8636914225 has 9 divisors (see below), whose sum is σ = 10710349867. Its totient is φ = 6909159640.

The previous prime is 8636914219. The next prime is 8636914229. The reversal of 8636914225 is 5224196368.

The square root of 8636914225 is 92935.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3109289121 + 5527625104 = 55761^2 + 74348^2 .

It is not a de Polignac number, because 8636914225 - 2⁵ = 8636914193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8636914229) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 455382 + ... + 473968.

Almost surely, 2^8636914225 is an apocalyptic number.

8636914225 is the 92935-th square number.

8636914225 is the 46468-th centered octagonal number.

It is an amenable number.

8636914225 is a deficient number, since it is larger than the sum of its proper divisors (2073435642).

8636914225 is an frugal number, since it uses more digits than its factorization.

8636914225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37184 (or 18592 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The cubic root of 8636914225 is about 2051.7268198393.

The spelling of 8636914225 in words is "eight billion, six hundred thirty-six million, nine hundred fourteen thousand, two hundred twenty-five".