2626878223 has 4 divisors (see below), whose sum is σ = 2629103688. Its totient is φ = 2624652760.

The previous prime is 2626878211. The next prime is 2626878239. The reversal of 2626878223 is 3228786262.

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

It is a cyclic number.

It is not a de Polignac number, because 2626878223 - 2²⁵ = 2593323791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2626878263) 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, 1110961 + ... + 1113322.

It is an arithmetic number, because the mean of its divisors is an integer number (657275922).

Almost surely, 2^2626878223 is an apocalyptic number.

2626878223 is a deficient number, since it is larger than the sum of its proper divisors (2225465).

2626878223 is a wasteful number, since it uses less digits than its factorization.

2626878223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225464.

The product of its digits is 774144, while the sum is 46.

The square root of 2626878223 is about 51253.0801318321. The cubic root of 2626878223 is about 1379.7910176784.

The spelling of 2626878223 in words is "two billion, six hundred twenty-six million, eight hundred seventy-eight thousand, two hundred twenty-three".