26234881 has 8 divisors (see below), whose sum is σ = 27840960. Its totient is φ = 24667632.

The previous prime is 26234867. The next prime is 26234899. The reversal of 26234881 is 18843262.

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 26234881 - 2⁷ = 26234753 is a prime.

It is a super-2 number, since 2×26234881² = 1376537962168322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26234861) 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, 8310 + ... + 11023.

It is an arithmetic number, because the mean of its divisors is an integer number (3480120).

Almost surely, 2^26234881 is an apocalyptic number.

It is an amenable number.

26234881 is a deficient number, since it is larger than the sum of its proper divisors (1606079).

26234881 is a wasteful number, since it uses less digits than its factorization.

26234881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19415.

The product of its digits is 18432, while the sum is 34.

The square root of 26234881 is about 5121.9997071456. Note that the first 3 decimals coincide. The cubic root of 26234881 is about 297.1390288034.

The spelling of 26234881 in words is "twenty-six million, two hundred thirty-four thousand, eight hundred eighty-one".