225864464 has 40 divisors (see below), whose sum is σ = 501426240. Its totient is φ = 96547968.

The previous prime is 225864461. The next prime is 225864473. The reversal of 225864464 is 464468522.

225864464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (225864461) 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, 44522 + ... + 49334.

It is an arithmetic number, because the mean of its divisors is an integer number (12535656).

Almost surely, 2^225864464 is an apocalyptic number.

It is an amenable number.

225864464 is an abundant number, since it is smaller than the sum of its proper divisors (275561776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225864464 is a wasteful number, since it uses less digits than its factorization.

225864464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5247 (or 5241 counting only the distinct ones).

The product of its digits is 368640, while the sum is 41.

The square root of 225864464 is about 15028.7878420051. The cubic root of 225864464 is about 608.9981440531.

The spelling of 225864464 in words is "two hundred twenty-five million, eight hundred sixty-four thousand, four hundred sixty-four".