255647022 has 16 divisors (see below), whose sum is σ = 518298960. Its totient is φ = 84048192.

The previous prime is 255646999. The next prime is 255647027. The reversal of 255647022 is 220746552.

255647022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255647027) 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, 291397 + ... + 292272.

It is an arithmetic number, because the mean of its divisors is an integer number (32393685).

Almost surely, 2^255647022 is an apocalyptic number.

255647022 is an abundant number, since it is smaller than the sum of its proper divisors (262651938).

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

255647022 is a wasteful number, since it uses less digits than its factorization.

255647022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583747.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 255647022 is about 15988.9656325855. The cubic root of 255647022 is about 634.6684544478.

The spelling of 255647022 in words is "two hundred fifty-five million, six hundred forty-seven thousand, twenty-two".