225877 has 4 divisors (see below), whose sum is σ = 228096. Its totient is φ = 223660.

The previous prime is 225871. The next prime is 225889. The reversal of 225877 is 778522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225877 - 2⁷ = 225749 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949 + ... + 1162.

It is an arithmetic number, because the mean of its divisors is an integer number (57024).

2²²⁵⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

225877 is a deficient number, since it is larger than the sum of its proper divisors (2219).

225877 is a wasteful number, since it uses less digits than its factorization.

225877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218.

The product of its digits is 7840, while the sum is 31.

The square root of 225877 is about 475.2651891313. The cubic root of 225877 is about 60.9009410780.

The spelling of 225877 in words is "two hundred twenty-five thousand, eight hundred seventy-seven".