26722768 has 20 divisors (see below), whose sum is σ = 51974848. Its totient is φ = 13309920.

The previous prime is 26722753. The next prime is 26722781. The reversal of 26722768 is 86722762.

It is a self number, because there is not a number n which added to its sum of digits gives 26722768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1255 + ... + 7417.

Almost surely, 2^26722768 is an apocalyptic number.

It is an amenable number.

26722768 is a deficient number, since it is larger than the sum of its proper divisors (25252080).

26722768 is a wasteful number, since it uses less digits than its factorization.

26722768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6442 (or 6436 counting only the distinct ones).

The product of its digits is 112896, while the sum is 40.

The square root of 26722768 is about 5169.4069292328. The cubic root of 26722768 is about 298.9696803370.

The spelling of 26722768 in words is "twenty-six million, seven hundred twenty-two thousand, seven hundred sixty-eight".