225745602 has 16 divisors (see below), whose sum is σ = 451781760. Its totient is φ = 75200112.

The previous prime is 225745589. The next prime is 225745613. The reversal of 225745602 is 206547522.

225745602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225745602² = 101922153644684808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1258 + ... + 21285.

It is an arithmetic number, because the mean of its divisors is an integer number (28236360).

Almost surely, 2^225745602 is an apocalyptic number.

225745602 is an abundant number, since it is smaller than the sum of its proper divisors (226036158).

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

225745602 is a wasteful number, since it uses less digits than its factorization.

225745602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24217.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 225745602 is about 15024.8328443281. The cubic root of 225745602 is about 608.8912961412.

The spelling of 225745602 in words is "two hundred twenty-five million, seven hundred forty-five thousand, six hundred two".