225696423 has 8 divisors (see below), whose sum is σ = 301345408. Its totient is φ = 150255864.

The previous prime is 225696413. The next prime is 225696451. The reversal of 225696423 is 324696522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225696423 - 2⁴ = 225696407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225696413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49561 + ... + 53922.

It is an arithmetic number, because the mean of its divisors is an integer number (37668176).

Almost surely, 2^225696423 is an apocalyptic number.

225696423 is a deficient number, since it is larger than the sum of its proper divisors (75648985).

225696423 is a wasteful number, since it uses less digits than its factorization.

225696423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104213.

The product of its digits is 155520, while the sum is 39.

The square root of 225696423 is about 15023.1961645983. The cubic root of 225696423 is about 608.8470769855.

Subtracting 225696423 from its reverse (324696522), we obtain a palindrome (99000099).

The spelling of 225696423 in words is "two hundred twenty-five million, six hundred ninety-six thousand, four hundred twenty-three".