26128022 has 4 divisors (see below), whose sum is σ = 39192036. Its totient is φ = 13064010.

The previous prime is 26128019. The next prime is 26128033. The reversal of 26128022 is 22082162.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6532004 + ... + 6532007.

It is an arithmetic number, because the mean of its divisors is an integer number (9798009).

Almost surely, 2^26128022 is an apocalyptic number.

26128022 is a deficient number, since it is larger than the sum of its proper divisors (13064014).

26128022 is a wasteful number, since it uses less digits than its factorization.

26128022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13064013.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 26128022 is about 5111.5576882199. The cubic root of 26128022 is about 296.7350477111.

The spelling of 26128022 in words is "twenty-six million, one hundred twenty-eight thousand, twenty-two".