254622455 has 4 divisors (see below), whose sum is σ = 305546952. Its totient is φ = 203697960.

The previous prime is 254622449. The next prime is 254622469. The reversal of 254622455 is 554226452.

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

It is not a de Polignac number, because 254622455 - 2²⁶ = 187513591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25462241 + ... + 25462250.

It is an arithmetic number, because the mean of its divisors is an integer number (76386738).

Almost surely, 2^254622455 is an apocalyptic number.

254622455 is a deficient number, since it is larger than the sum of its proper divisors (50924497).

254622455 is an equidigital number, since it uses as much as digits as its factorization.

254622455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50924496.

The product of its digits is 96000, while the sum is 35.

The square root of 254622455 is about 15956.8936513345. The cubic root of 254622455 is about 633.8194570291.

The spelling of 254622455 in words is "two hundred fifty-four million, six hundred twenty-two thousand, four hundred fifty-five".