225886577 has 4 divisors (see below), whose sum is σ = 258156096. Its totient is φ = 193617060.

The previous prime is 225886567. The next prime is 225886579. The reversal of 225886577 is 775688522.

It is a happy number.

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 not a de Polignac number, because 225886577 - 2¹⁴ = 225870193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225886579) 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, 16134749 + ... + 16134762.

It is an arithmetic number, because the mean of its divisors is an integer number (64539024).

Almost surely, 2^225886577 is an apocalyptic number.

It is an amenable number.

225886577 is a deficient number, since it is larger than the sum of its proper divisors (32269519).

225886577 is an equidigital number, since it uses as much as digits as its factorization.

225886577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32269518.

The product of its digits is 1881600, while the sum is 50.

The square root of 225886577 is about 15029.5235120745. The cubic root of 225886577 is about 609.0180178250.

The spelling of 225886577 in words is "two hundred twenty-five million, eight hundred eighty-six thousand, five hundred seventy-seven".