255798994 has 16 divisors (see below), whose sum is σ = 423286560. Its totient is φ = 114964960.

The previous prime is 255798973. The next prime is 255799069. The reversal of 255798994 is 499897552.

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, 63364 + ... + 67279.

It is an arithmetic number, because the mean of its divisors is an integer number (26455410).

Almost surely, 2^255798994 is an apocalyptic number.

255798994 is a deficient number, since it is larger than the sum of its proper divisors (167487566).

255798994 is a wasteful number, since it uses less digits than its factorization.

255798994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130745.

The product of its digits is 8164800, while the sum is 58.

The square root of 255798994 is about 15993.7173290014. The cubic root of 255798994 is about 634.7941912647.

The spelling of 255798994 in words is "two hundred fifty-five million, seven hundred ninety-eight thousand, nine hundred ninety-four".