225525125 has 32 divisors (see below), whose sum is σ = 322992384. Its totient is φ = 154008000.

The previous prime is 225525119. The next prime is 225525151. The reversal of 225525125 is 521525522.

It is not a de Polignac number, because 225525125 - 2¹⁴ = 225508741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 326030 + ... + 326720.

It is an arithmetic number, because the mean of its divisors is an integer number (10093512).

Almost surely, 2^225525125 is an apocalyptic number.

225525125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225525125 is a deficient number, since it is larger than the sum of its proper divisors (97467259).

225525125 is an equidigital number, since it uses as much as digits as its factorization.

225525125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086 (or 1076 counting only the distinct ones).

The product of its digits is 10000, while the sum is 29.

The square root of 225525125 is about 15017.4939653725. The cubic root of 225525125 is about 608.6930047116.

The spelling of 225525125 in words is "two hundred twenty-five million, five hundred twenty-five thousand, one hundred twenty-five".