26422251 has 4 divisors (see below), whose sum is σ = 35229672. Its totient is φ = 17614832.

The previous prime is 26422241. The next prime is 26422283. The reversal of 26422251 is 15222462.

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 26422251 - 2⁹ = 26421739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26422241) 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, 4403706 + ... + 4403711.

It is an arithmetic number, because the mean of its divisors is an integer number (8807418).

Almost surely, 2^26422251 is an apocalyptic number.

26422251 is a deficient number, since it is larger than the sum of its proper divisors (8807421).

26422251 is an equidigital number, since it uses as much as digits as its factorization.

26422251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8807420.

The product of its digits is 1920, while the sum is 24.

The square root of 26422251 is about 5140.2578729087. The cubic root of 26422251 is about 297.8447421808.

The spelling of 26422251 in words is "twenty-six million, four hundred twenty-two thousand, two hundred fifty-one".