255828765 has 8 divisors (see below), whose sum is σ = 409326048. Its totient is φ = 136442000.

The previous prime is 255828763. The next prime is 255828791. The reversal of 255828765 is 567828552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 255828765 - 2¹ = 255828763 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255828763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8527611 + ... + 8527640.

It is an arithmetic number, because the mean of its divisors is an integer number (51165756).

Almost surely, 2^255828765 is an apocalyptic number.

It is an amenable number.

255828765 is a deficient number, since it is larger than the sum of its proper divisors (153497283).

255828765 is a wasteful number, since it uses less digits than its factorization.

255828765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17055259.

The product of its digits is 1344000, while the sum is 48.

The square root of 255828765 is about 15994.6480111317. The cubic root of 255828765 is about 634.8188170128.

The spelling of 255828765 in words is "two hundred fifty-five million, eight hundred twenty-eight thousand, seven hundred sixty-five".