255433937 has 4 divisors (see below), whose sum is σ = 278655216. Its totient is φ = 232212660.

The previous prime is 255433933. The next prime is 255433961. The reversal of 255433937 is 739334552.

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 a cyclic number.

It is not a de Polignac number, because 255433937 - 2² = 255433933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255433894 and 255433903.

It is not an unprimeable number, because it can be changed into a prime (255433933) 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, 11610623 + ... + 11610644.

It is an arithmetic number, because the mean of its divisors is an integer number (69663804).

Almost surely, 2^255433937 is an apocalyptic number.

It is an amenable number.

255433937 is a deficient number, since it is larger than the sum of its proper divisors (23221279).

255433937 is a wasteful number, since it uses less digits than its factorization.

255433937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23221278.

The product of its digits is 340200, while the sum is 41.

The square root of 255433937 is about 15982.3007417581. The cubic root of 255433937 is about 634.4920707264.

The spelling of 255433937 in words is "two hundred fifty-five million, four hundred thirty-three thousand, nine hundred thirty-seven".