255755722 has 8 divisors (see below), whose sum is σ = 400313376. Its totient is φ = 122317932.

The previous prime is 255755681. The next prime is 255755723. The reversal of 255755722 is 227557552.

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

It is not an unprimeable number, because it can be changed into a prime (255755723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2779908 + ... + 2779999.

It is an arithmetic number, because the mean of its divisors is an integer number (50039172).

Almost surely, 2^255755722 is an apocalyptic number.

255755722 is a deficient number, since it is larger than the sum of its proper divisors (144557654).

255755722 is a wasteful number, since it uses less digits than its factorization.

255755722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5559932.

The product of its digits is 245000, while the sum is 40.

The square root of 255755722 is about 15992.3644905936. The cubic root of 255755722 is about 634.7583944556.

The spelling of 255755722 in words is "two hundred fifty-five million, seven hundred fifty-five thousand, seven hundred twenty-two".