225088897 has 4 divisors (see below), whose sum is σ = 245551536. Its totient is φ = 204626260.

The previous prime is 225088889. The next prime is 225088901. The reversal of 225088897 is 798880522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225088897 - 2³ = 225088889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225088897.

It is not an unprimeable number, because it can be changed into a prime (225088817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10231303 + ... + 10231324.

It is an arithmetic number, because the mean of its divisors is an integer number (61387884).

Almost surely, 2^225088897 is an apocalyptic number.

It is an amenable number.

225088897 is a deficient number, since it is larger than the sum of its proper divisors (20462639).

225088897 is a wasteful number, since it uses less digits than its factorization.

225088897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20462638.

The product of its (nonzero) digits is 645120, while the sum is 49.

The square root of 225088897 is about 15002.9629406994. The cubic root of 225088897 is about 608.3002911600.

The spelling of 225088897 in words is "two hundred twenty-five million, eighty-eight thousand, eight hundred ninety-seven".