255475838 has 8 divisors (see below), whose sum is σ = 392560560. Its totient is φ = 124622320.

The previous prime is 255475811. The next prime is 255475849. The reversal of 255475838 is 838574552.

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

It is a junction number, because it is equal to n+sod(n) for n = 255475792 and 255475801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1557698 + ... + 1557861.

It is an arithmetic number, because the mean of its divisors is an integer number (49070070).

Almost surely, 2^255475838 is an apocalyptic number.

255475838 is a deficient number, since it is larger than the sum of its proper divisors (137084722).

255475838 is a wasteful number, since it uses less digits than its factorization.

255475838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115602.

The product of its digits is 1344000, while the sum is 47.

The square root of 255475838 is about 15983.6115443288. The cubic root of 255475838 is about 634.5267625389.

The spelling of 255475838 in words is "two hundred fifty-five million, four hundred seventy-five thousand, eight hundred thirty-eight".