225610964 has 6 divisors (see below), whose sum is σ = 394819194. Its totient is φ = 112805480.

The previous prime is 225610943. The next prime is 225610991. The reversal of 225610964 is 469016522.

It is a happy number.

225610964 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 187690000 + 37920964 = 13700^2 + 6158^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28201367 + ... + 28201374.

It is an arithmetic number, because the mean of its divisors is an integer number (65803199).

Almost surely, 2^225610964 is an apocalyptic number.

It is an amenable number.

225610964 is a deficient number, since it is larger than the sum of its proper divisors (169208230).

225610964 is a wasteful number, since it uses less digits than its factorization.

225610964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56402745 (or 56402743 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 225610964 is about 15020.3516603307. The cubic root of 225610964 is about 608.7702214905.

The spelling of 225610964 in words is "two hundred twenty-five million, six hundred ten thousand, nine hundred sixty-four".