255701892 has 48 divisors (see below), whose sum is σ = 610001280. Its totient is φ = 83336448.

The previous prime is 255701891. The next prime is 255701909. The reversal of 255701892 is 298107552.

It is a self number, because there is not a number n which added to its sum of digits gives 255701892.

It is not an unprimeable number, because it can be changed into a prime (255701891) 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, 259633 + ... + 260615.

It is an arithmetic number, because the mean of its divisors is an integer number (12708360).

Almost surely, 2^255701892 is an apocalyptic number.

It is an amenable number.

255701892 is an abundant number, since it is smaller than the sum of its proper divisors (354299388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255701892 is a wasteful number, since it uses less digits than its factorization.

255701892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452 (or 1450 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 255701892 is about 15990.6814113721. The cubic root of 255701892 is about 634.7138578934.

The spelling of 255701892 in words is "two hundred fifty-five million, seven hundred one thousand, eight hundred ninety-two".