255042404 has 12 divisors (see below), whose sum is σ = 447474300. Its totient is φ = 127192608.

The previous prime is 255042383. The next prime is 255042419. The reversal of 255042404 is 404240552.

It can be written as a sum of positive squares in 2 ways, for example, as 99042304 + 156000100 = 9952^2 + 12490^2 .

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, 80399 + ... + 83510.

It is an arithmetic number, because the mean of its divisors is an integer number (37289525).

Almost surely, 2^255042404 is an apocalyptic number.

It is an amenable number.

255042404 is a deficient number, since it is larger than the sum of its proper divisors (192431896).

255042404 is a wasteful number, since it uses less digits than its factorization.

255042404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164302 (or 164300 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 255042404 is about 15970.0470882211. The cubic root of 255042404 is about 634.1677186001.

Adding to 255042404 its reverse (404240552), we get a palindrome (659282956).

The spelling of 255042404 in words is "two hundred fifty-five million, forty-two thousand, four hundred four".