26227778 has 8 divisors (see below), whose sum is σ = 39461520. Its totient is φ = 13073940.

The previous prime is 26227777. The next prime is 26227793. The reversal of 26227778 is 87772262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (26227777) 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, 19148 + ... + 20471.

It is an arithmetic number, because the mean of its divisors is an integer number (4932690).

Almost surely, 2^26227778 is an apocalyptic number.

26227778 is a deficient number, since it is larger than the sum of its proper divisors (13233742).

26227778 is a wasteful number, since it uses less digits than its factorization.

26227778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39952.

The product of its digits is 131712, while the sum is 41.

The square root of 26227778 is about 5121.3062786754. The cubic root of 26227778 is about 297.1122099406.

It can be divided in two parts, 262277 and 78, that multiplied together give a triangular number (20457606 = T₆₃₉₆).

The spelling of 26227778 in words is "twenty-six million, two hundred twenty-seven thousand, seven hundred seventy-eight".