255543342 has 32 divisors (see below), whose sum is σ = 519934464. Its totient is φ = 83714400.

The previous prime is 255543319. The next prime is 255543359. The reversal of 255543342 is 243345552.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168367 + ... + 169877.

It is an arithmetic number, because the mean of its divisors is an integer number (16247952).

Almost surely, 2^255543342 is an apocalyptic number.

255543342 is an abundant number, since it is smaller than the sum of its proper divisors (264391122).

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

255543342 is a wasteful number, since it uses less digits than its factorization.

255543342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984.

The product of its digits is 72000, while the sum is 33.

The square root of 255543342 is about 15985.7230677877. The cubic root of 255543342 is about 634.5826443043.

Adding to 255543342 its reverse (243345552), we get a palindrome (498888894).

The spelling of 255543342 in words is "two hundred fifty-five million, five hundred forty-three thousand, three hundred forty-two".