255023956 has 18 divisors (see below), whose sum is σ = 490553210. Its totient is φ = 115919760.

The previous prime is 255023933. The next prime is 255023957. The reversal of 255023956 is 659320552.

It can be written as a sum of positive squares in only one way, i.e., 252301456 + 2722500 = 15884^2 + 1650^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255023957) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 262971 + ... + 263938.

Almost surely, 2^255023956 is an apocalyptic number.

It is an amenable number.

255023956 is a deficient number, since it is larger than the sum of its proper divisors (235529254).

255023956 is a wasteful number, since it uses less digits than its factorization.

255023956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526935 (or 526922 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 255023956 is about 15969.4694965111. The cubic root of 255023956 is about 634.1524277989.

The spelling of 255023956 in words is "two hundred fifty-five million, twenty-three thousand, nine hundred fifty-six".