255277493 has 8 divisors (see below), whose sum is σ = 258035712. Its totient is φ = 252531216.

The previous prime is 255277469. The next prime is 255277501. The reversal of 255277493 is 394772552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 255277493 - 2¹⁴ = 255261109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255277403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43871 + ... + 49347.

It is an arithmetic number, because the mean of its divisors is an integer number (32254464).

Almost surely, 2^255277493 is an apocalyptic number.

It is an amenable number.

255277493 is a deficient number, since it is larger than the sum of its proper divisors (2758219).

255277493 is a wasteful number, since it uses less digits than its factorization.

255277493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5971.

The product of its digits is 529200, while the sum is 44.

The square root of 255277493 is about 15977.4057030545. The cubic root of 255277493 is about 634.3625098304.

The spelling of 255277493 in words is "two hundred fifty-five million, two hundred seventy-seven thousand, four hundred ninety-three".