225464164 has 6 divisors (see below), whose sum is σ = 394562294. Its totient is φ = 112732080.

The previous prime is 225464159. The next prime is 225464167. The reversal of 225464164 is 461464522.

225464164 is digitally balanced in base 2, because in such base 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., 217857600 + 7606564 = 14760^2 + 2758^2 .

It is not an unprimeable number, because it can be changed into a prime (225464167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28183017 + ... + 28183024.

Almost surely, 2^225464164 is an apocalyptic number.

It is an amenable number.

225464164 is a deficient number, since it is larger than the sum of its proper divisors (169098130).

225464164 is a wasteful number, since it uses less digits than its factorization.

225464164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56366045 (or 56366043 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The square root of 225464164 is about 15015.4641619898. The cubic root of 225464164 is about 608.6381551272.

The spelling of 225464164 in words is "two hundred twenty-five million, four hundred sixty-four thousand, one hundred sixty-four".