225122356 has 24 divisors (see below), whose sum is σ = 405409536. Its totient is φ = 109303200.

The previous prime is 225122333. The next prime is 225122363. The reversal of 225122356 is 653221522.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 94581 + ... + 96931.

It is an arithmetic number, because the mean of its divisors is an integer number (16892064).

Almost surely, 2^225122356 is an apocalyptic number.

It is an amenable number.

225122356 is a deficient number, since it is larger than the sum of its proper divisors (180287180).

225122356 is a wasteful number, since it uses less digits than its factorization.

225122356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3039 (or 3037 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 225122356 is about 15004.0779790029. The cubic root of 225122356 is about 608.3304305276.

Adding to 225122356 its reverse (653221522), we get a palindrome (878343878).

The spelling of 225122356 in words is "two hundred twenty-five million, one hundred twenty-two thousand, three hundred fifty-six".