255501422 has 32 divisors (see below), whose sum is σ = 432014688. Its totient is φ = 113256000.

The previous prime is 255501419. The next prime is 255501427. The reversal of 255501422 is 224105552.

It is a junction number, because it is equal to n+sod(n) for n = 255501391 and 255501400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255501427) 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, 107972 + ... + 110312.

It is an arithmetic number, because the mean of its divisors is an integer number (13500459).

Almost surely, 2^255501422 is an apocalyptic number.

255501422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

255501422 is a deficient number, since it is larger than the sum of its proper divisors (176513266).

255501422 is a wasteful number, since it uses less digits than its factorization.

255501422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417 (or 2395 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 255501422 is about 15984.4118440436. The cubic root of 255501422 is about 634.5479428730.

Adding to 255501422 its reverse (224105552), we get a palindrome (479606974).

The spelling of 255501422 in words is "two hundred fifty-five million, five hundred one thousand, four hundred twenty-two".