255564194 has 8 divisors (see below), whose sum is σ = 383417388. Its totient is φ = 127758400.

The previous prime is 255564173. The next prime is 255564203. The reversal of 255564194 is 491465552.

255564194 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 149206225 + 106357969 = 12215^2 + 10313^2 .

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

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, 8894 + ... + 24294.

Almost surely, 2^255564194 is an apocalyptic number.

255564194 is a deficient number, since it is larger than the sum of its proper divisors (127853194).

255564194 is a wasteful number, since it uses less digits than its factorization.

255564194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23700.

The product of its digits is 216000, while the sum is 41.

The square root of 255564194 is about 15986.3752614531. The cubic root of 255564194 is about 634.5999042041.

The spelling of 255564194 in words is "two hundred fifty-five million, five hundred sixty-four thousand, one hundred ninety-four".