254939463 has 12 divisors (see below), whose sum is σ = 389907648. Its totient is φ = 159961920.

The previous prime is 254939459. The next prime is 254939479. The reversal of 254939463 is 364939452.

254939463 is a `hidden beast` number, since 254 + 9 + 394 + 6 + 3 = 666.

It is not a de Polignac number, because 254939463 - 2² = 254939459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254939423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 832983 + ... + 833288.

It is an arithmetic number, because the mean of its divisors is an integer number (32492304).

Almost surely, 2^254939463 is an apocalyptic number.

254939463 is a deficient number, since it is larger than the sum of its proper divisors (134968185).

254939463 is a wasteful number, since it uses less digits than its factorization.

254939463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666294 (or 1666291 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 254939463 is about 15966.8238231653. The cubic root of 254939463 is about 634.0823855429.

The spelling of 254939463 in words is "two hundred fifty-four million, nine hundred thirty-nine thousand, four hundred sixty-three".