225252064 has 24 divisors (see below), whose sum is σ = 462747600. Its totient is φ = 107728896.

The previous prime is 225252061. The next prime is 225252109. The reversal of 225252064 is 460252522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225252061) 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, 152289 + ... + 153760.

It is an arithmetic number, because the mean of its divisors is an integer number (19281150).

Almost surely, 2^225252064 is an apocalyptic number.

It is an amenable number.

225252064 is an abundant number, since it is smaller than the sum of its proper divisors (237495536).

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

225252064 is a wasteful number, since it uses less digits than its factorization.

225252064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306082 (or 306074 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 225252064 is about 15008.3997814557. The cubic root of 225252064 is about 608.4472413374.

The spelling of 225252064 in words is "two hundred twenty-five million, two hundred fifty-two thousand, sixty-four".