255264494 has 4 divisors (see below), whose sum is σ = 382896744. Its totient is φ = 127632246.

The previous prime is 255264463. The next prime is 255264497. The reversal of 255264494 is 494462552.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255264497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63816122 + ... + 63816125.

It is an arithmetic number, because the mean of its divisors is an integer number (95724186).

Almost surely, 2^255264494 is an apocalyptic number.

255264494 is a deficient number, since it is larger than the sum of its proper divisors (127632250).

255264494 is a wasteful number, since it uses less digits than its factorization.

255264494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127632249.

The product of its digits is 345600, while the sum is 41.

The square root of 255264494 is about 15976.9989046754. The cubic root of 255264494 is about 634.3517421776.

The spelling of 255264494 in words is "two hundred fifty-five million, two hundred sixty-four thousand, four hundred ninety-four".