2255626859 has 4 divisors (see below), whose sum is σ = 2353697616. Its totient is φ = 2157556104.

The previous prime is 2255626853. The next prime is 2255626907. The reversal of 2255626859 is 9586265522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9586265522 = 2 ⋅4793132761.

It is a cyclic number.

It is not a de Polignac number, because 2255626859 - 2¹⁶ = 2255561323 is a prime.

It is a super-3 number, since 3×2255626859³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2255626853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49035344 + ... + 49035389.

It is an arithmetic number, because the mean of its divisors is an integer number (588424404).

Almost surely, 2^2255626859 is an apocalyptic number.

2255626859 is a deficient number, since it is larger than the sum of its proper divisors (98070757).

2255626859 is an equidigital number, since it uses as much as digits as its factorization.

2255626859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98070756.

The product of its digits is 2592000, while the sum is 50.

The square root of 2255626859 is about 47493.4401680906. The cubic root of 2255626859 is about 1311.4621242529.

The spelling of 2255626859 in words is "two billion, two hundred fifty-five million, six hundred twenty-six thousand, eight hundred fifty-nine".