225127 has 8 divisors (see below), whose sum is σ = 266400. Its totient is φ = 186144.

The previous prime is 225119. The next prime is 225133. The reversal of 225127 is 721522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 225127 - 2³ = 225119 is a prime.

It is a super-2 number, since 2×225127² = 101364332258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225157) 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 7 ways as a sum of consecutive naturals, for example, 352 + ... + 757.

It is an arithmetic number, because the mean of its divisors is an integer number (33300).

2²²⁵¹²⁷ is an apocalyptic number.

225127 is a deficient number, since it is larger than the sum of its proper divisors (41273).

225127 is a wasteful number, since it uses less digits than its factorization.

225127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145.

The product of its digits is 280, while the sum is 19.

The square root of 225127 is about 474.4754998944. The cubic root of 225127 is about 60.8334613537.

Adding to 225127 its reverse (721522), we get a palindrome (946649).

It can be divided in two parts, 2251 and 27, that added together give a triangular number (2278 = T₆₇).

The spelling of 225127 in words is "two hundred twenty-five thousand, one hundred twenty-seven".