255242533 has 16 divisors (see below), whose sum is σ = 315342720. Its totient is φ = 201180096.

The previous prime is 255242531. The next prime is 255242567. The reversal of 255242533 is 335242552.

It is not a de Polignac number, because 255242533 - 2¹ = 255242531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255242495 and 255242504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255242531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19266 + ... + 29692.

It is an arithmetic number, because the mean of its divisors is an integer number (19708920).

Almost surely, 2^255242533 is an apocalyptic number.

It is an amenable number.

255242533 is a deficient number, since it is larger than the sum of its proper divisors (60100187).

255242533 is a wasteful number, since it uses less digits than its factorization.

255242533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10716.

The product of its digits is 36000, while the sum is 31.

The square root of 255242533 is about 15976.3116206464. The cubic root of 255242533 is about 634.3335500690. Note that the first 3 decimals are identical.

The spelling of 255242533 in words is "two hundred fifty-five million, two hundred forty-two thousand, five hundred thirty-three".