255742338 has 16 divisors (see below), whose sum is σ = 523960416. Its totient is φ = 83168160.

The previous prime is 255742327. The next prime is 255742349. The reversal of 255742338 is 833247552.

255742338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (255742327) and next prime (255742349).

It is a junction number, because it is equal to n+sod(n) for n = 255742296 and 255742305.

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, 519556 + ... + 520047.

It is an arithmetic number, because the mean of its divisors is an integer number (32747526).

Almost surely, 2^255742338 is an apocalyptic number.

255742338 is an abundant number, since it is smaller than the sum of its proper divisors (268218078).

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

255742338 is a wasteful number, since it uses less digits than its factorization.

255742338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039649.

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

The square root of 255742338 is about 15991.9460354267. The cubic root of 255742338 is about 634.7473217095.

The spelling of 255742338 in words is "two hundred fifty-five million, seven hundred forty-two thousand, three hundred thirty-eight".