255874937 has 4 divisors (see below), whose sum is σ = 260702820. Its totient is φ = 251047056.

The previous prime is 255874933. The next prime is 255874963. The reversal of 255874937 is 739478552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 63664441 + 192210496 = 7979^2 + 13864^2 .

It is a cyclic number.

It is not a de Polignac number, because 255874937 - 2² = 255874933 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255874933) 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, 2413862 + ... + 2413967.

It is an arithmetic number, because the mean of its divisors is an integer number (65175705).

Almost surely, 2^255874937 is an apocalyptic number.

It is an amenable number.

255874937 is a deficient number, since it is larger than the sum of its proper divisors (4827883).

255874937 is an equidigital number, since it uses as much as digits as its factorization.

255874937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4827882.

The product of its digits is 2116800, while the sum is 50.

The square root of 255874937 is about 15996.0913038154. The cubic root of 255874937 is about 634.8570054358.

The spelling of 255874937 in words is "two hundred fifty-five million, eight hundred seventy-four thousand, nine hundred thirty-seven".