225951256 has 8 divisors (see below), whose sum is σ = 423658620. Its totient is φ = 112975624.

The previous prime is 225951251. The next prime is 225951263. The reversal of 225951256 is 652159522.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225951251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14121946 + ... + 14121961.

Almost surely, 2^225951256 is an apocalyptic number.

It is an amenable number.

225951256 is a deficient number, since it is larger than the sum of its proper divisors (197707364).

225951256 is a wasteful number, since it uses less digits than its factorization.

225951256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28243913 (or 28243909 counting only the distinct ones).

The product of its digits is 54000, while the sum is 37.

The square root of 225951256 is about 15031.6750896232. The cubic root of 225951256 is about 609.0761397932.

The spelling of 225951256 in words is "two hundred twenty-five million, nine hundred fifty-one thousand, two hundred fifty-six".