8922638255 has 4 divisors (see below), whose sum is σ = 10707165912. Its totient is φ = 7138110600.

The previous prime is 8922638251. The next prime is 8922638261. The reversal of 8922638255 is 5528362298.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5528362298 = 2 ⋅2764181149.

It is not a de Polignac number, because 8922638255 - 2² = 8922638251 is a prime.

It is a super-2 number, since 2×8922638255² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8922638251) by changing a digit.

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, 892263821 + ... + 892263830.

It is an arithmetic number, because the mean of its divisors is an integer number (2676791478).

Almost surely, 2^8922638255 is an apocalyptic number.

8922638255 is a deficient number, since it is larger than the sum of its proper divisors (1784527657).

8922638255 is a wasteful number, since it uses less digits than its factorization.

8922638255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784527656.

The product of its digits is 2073600, while the sum is 50.

The square root of 8922638255 is about 94459.7176313798. The cubic root of 8922638255 is about 2074.1067044704.

The spelling of 8922638255 in words is "eight billion, nine hundred twenty-two million, six hundred thirty-eight thousand, two hundred fifty-five".