255645322 has 16 divisors (see below), whose sum is σ = 400946112. Its totient is φ = 122019040.

The previous prime is 255645319. The next prime is 255645331. The reversal of 255645322 is 223546552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18633 + ... + 29299.

It is an arithmetic number, because the mean of its divisors is an integer number (25059132).

Almost surely, 2^255645322 is an apocalyptic number.

255645322 is a deficient number, since it is larger than the sum of its proper divisors (145300790).

255645322 is a wasteful number, since it uses less digits than its factorization.

255645322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11213.

The product of its digits is 72000, while the sum is 34.

The square root of 255645322 is about 15988.9124708343. The cubic root of 255645322 is about 634.6670476399.

The spelling of 255645322 in words is "two hundred fifty-five million, six hundred forty-five thousand, three hundred twenty-two".