26227790 has 16 divisors (see below), whose sum is σ = 49695120. Its totient is φ = 9938880.

The previous prime is 26227777. The next prime is 26227793. The reversal of 26227790 is 9772262.

It is a self number, because there is not a number n which added to its sum of digits gives 26227790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26227793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68831 + ... + 69210.

It is an arithmetic number, because the mean of its divisors is an integer number (3105945).

Almost surely, 2^26227790 is an apocalyptic number.

26227790 is a deficient number, since it is larger than the sum of its proper divisors (23467330).

26227790 is a wasteful number, since it uses less digits than its factorization.

26227790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138067.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 26227790 is about 5121.3074502514. The cubic root of 26227790 is about 297.1122552532.

The spelling of 26227790 in words is "twenty-six million, two hundred twenty-seven thousand, seven hundred ninety".