26422427 has 4 divisors (see below), whose sum is σ = 26525496. Its totient is φ = 26319360.

The previous prime is 26422421. The next prime is 26422453. The reversal of 26422427 is 72422462.

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 26422427 - 2⁸ = 26422171 is a prime.

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 26422427.

It is not an unprimeable number, because it can be changed into a prime (26422421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51149 + ... + 51662.

It is an arithmetic number, because the mean of its divisors is an integer number (6631374).

Almost surely, 2^26422427 is an apocalyptic number.

26422427 is a deficient number, since it is larger than the sum of its proper divisors (103069).

26422427 is a wasteful number, since it uses less digits than its factorization.

26422427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103068.

The product of its digits is 10752, while the sum is 29.

The square root of 26422427 is about 5140.2749926439. The cubic root of 26422427 is about 297.8454034992.

Adding to 26422427 its reverse (72422462), we get a palindrome (98844889).

The spelling of 26422427 in words is "twenty-six million, four hundred twenty-two thousand, four hundred twenty-seven".