255463417 has 16 divisors (see below), whose sum is σ = 293886720. Its totient is φ = 219618000.

The previous prime is 255463393. The next prime is 255463423. The reversal of 255463417 is 714364552.

It is a cyclic number.

It is not a de Polignac number, because 255463417 - 2⁷ = 255463289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255463447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219078 + ... + 220240.

It is an arithmetic number, because the mean of its divisors is an integer number (18367920).

Almost surely, 2^255463417 is an apocalyptic number.

It is an amenable number.

255463417 is a deficient number, since it is larger than the sum of its proper divisors (38423303).

255463417 is a wasteful number, since it uses less digits than its factorization.

255463417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244.

The product of its digits is 100800, while the sum is 37.

The square root of 255463417 is about 15983.2229853681. Note that the first 3 decimals coincide. The cubic root of 255463417 is about 634.5164790032.

The spelling of 255463417 in words is "two hundred fifty-five million, four hundred sixty-three thousand, four hundred seventeen".