226597896529 has 3 divisors (see below), whose sum is σ = 226598372553. Its totient is φ = 226597420506.

The previous prime is 226597896521. The next prime is 226597896589. The reversal of 226597896529 is 925698795622.

It is a happy number.

The square root of 226597896529 is 476023.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 226597896529 - 2³ = 226597896521 is a prime.

It is a super-2 number, since 2×226597896529² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226597896521) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 238012 + ... + 714034.

It is an arithmetic number, because the mean of its divisors is an integer number (75532790851).

Almost surely, 2^226597896529 is an apocalyptic number.

226597896529 is the 476023-rd square number.

226597896529 is the 238012-nd centered octagonal number.

It is an amenable number.

226597896529 is a deficient number, since it is larger than the sum of its proper divisors (476024).

226597896529 is an frugal number, since it uses more digits than its factorization.

226597896529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952046 (or 476023 counting only the distinct ones).

The product of its digits is 293932800, while the sum is 70.

The spelling of 226597896529 in words is "two hundred twenty-six billion, five hundred ninety-seven million, eight hundred ninety-six thousand, five hundred twenty-nine".