255632223 has 48 divisors (see below), whose sum is σ = 439900160. Its totient is φ = 129159360.

The previous prime is 255632207. The next prime is 255632243. The reversal of 255632223 is 322236552.

It is not a de Polignac number, because 255632223 - 2⁴ = 255632207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255632243) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92658 + ... + 95376.

Almost surely, 2^255632223 is an apocalyptic number.

255632223 is a deficient number, since it is larger than the sum of its proper divisors (184267937).

255632223 is a wasteful number, since it uses less digits than its factorization.

255632223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788 (or 2777 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 255632223 is about 15988.5028379770. The cubic root of 255632223 is about 634.6562075620.

Adding to 255632223 its reverse (322236552), we get a palindrome (577868775).

The spelling of 255632223 in words is "two hundred fifty-five million, six hundred thirty-two thousand, two hundred twenty-three".