225077 has 2 divisors, whose sum is σ = 225078. Its totient is φ = 225076.

The previous prime is 225067. The next prime is 225079. The reversal of 225077 is 770522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217156 + 7921 = 466^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 225077 - 2⁴ = 225061 is a prime.

Together with 225079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 225077.

It is not a weakly prime, because it can be changed into another prime (225079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112538 + 112539.

It is an arithmetic number, because the mean of its divisors is an integer number (112539).

2²²⁵⁰⁷⁷ is an apocalyptic number.

It is an amenable number.

225077 is a deficient number, since it is larger than the sum of its proper divisors (1).

225077 is an equidigital number, since it uses as much as digits as its factorization.

225077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 225077 is about 474.4228072089. The cubic root of 225077 is about 60.8289573800.

Adding to 225077 its reverse (770522), we get a palindrome (995599).

The spelling of 225077 in words is "two hundred twenty-five thousand, seventy-seven".