255466722 has 64 divisors (see below), whose sum is σ = 619167744. Its totient is φ = 68713920.

The previous prime is 255466711. The next prime is 255466763. The reversal of 255466722 is 227664552.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45523 + ... + 50825.

It is an arithmetic number, because the mean of its divisors is an integer number (9674496).

Almost surely, 2^255466722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255466722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309583872).

255466722 is an abundant number, since it is smaller than the sum of its proper divisors (363701022).

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

255466722 is a wasteful number, since it uses less digits than its factorization.

255466722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5383.

The product of its digits is 201600, while the sum is 39.

The square root of 255466722 is about 15983.3263746943. The cubic root of 255466722 is about 634.5192152958.

The spelling of 255466722 in words is "two hundred fifty-five million, four hundred sixty-six thousand, seven hundred twenty-two".