225277 has 12 divisors (see below), whose sum is σ = 257664. Its totient is φ = 196560.

The previous prime is 225263. The next prime is 225287. The reversal of 225277 is 772522.

It is not a de Polignac number, because 225277 - 2⁷ = 225149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5218 + ... + 5260.

It is an arithmetic number, because the mean of its divisors is an integer number (21472).

2²²⁵²⁷⁷ is an apocalyptic number.

It is an amenable number.

225277 is a deficient number, since it is larger than the sum of its proper divisors (32387).

225277 is a wasteful number, since it uses less digits than its factorization.

225277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 87 counting only the distinct ones).

The product of its digits is 1960, while the sum is 25.

The square root of 225277 is about 474.6335428517. The cubic root of 225277 is about 60.8469692749.

Adding to 225277 its reverse (772522), we get a palindrome (997799).

The spelling of 225277 in words is "two hundred twenty-five thousand, two hundred seventy-seven".