26221885 has 8 divisors (see below), whose sum is σ = 31599360. Its totient is φ = 20888784.

The previous prime is 26221879. The next prime is 26221891. The reversal of 26221885 is 58812262.

It is an interprime number because it is at equal distance from previous prime (26221879) and next prime (26221891).

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

It is a cyclic number.

It is not a de Polignac number, because 26221885 - 2⁷ = 26221757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26221885.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9777 + ... + 12166.

It is an arithmetic number, because the mean of its divisors is an integer number (3949920).

Almost surely, 2^26221885 is an apocalyptic number.

It is an amenable number.

26221885 is a deficient number, since it is larger than the sum of its proper divisors (5377475).

26221885 is a wasteful number, since it uses less digits than its factorization.

26221885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22187.

The product of its digits is 15360, while the sum is 34.

The square root of 26221885 is about 5120.7309048611. The cubic root of 26221885 is about 297.0899560106.

The spelling of 26221885 in words is "twenty-six million, two hundred twenty-one thousand, eight hundred eighty-five".