26622023 has 4 divisors (see below), whose sum is σ = 26769288. Its totient is φ = 26474760.

The previous prime is 26621939. The next prime is 26622041. The reversal of 26622023 is 32022662.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 26622023 - 2²² = 22427719 is a prime.

It is a super-2 number, since 2×26622023² = 1417464217225058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26622023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26622053) 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, 73361 + ... + 73722.

It is an arithmetic number, because the mean of its divisors is an integer number (6692322).

Almost surely, 2^26622023 is an apocalyptic number.

26622023 is a deficient number, since it is larger than the sum of its proper divisors (147265).

26622023 is a wasteful number, since it uses less digits than its factorization.

26622023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147264.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 26622023 is about 5159.6533798309. The cubic root of 26622023 is about 298.5935013623.

Adding to 26622023 its reverse (32022662), we get a palindrome (58644685).

The spelling of 26622023 in words is "twenty-six million, six hundred twenty-two thousand, twenty-three".