26422401 has 4 divisors (see below), whose sum is σ = 35229872. Its totient is φ = 17614932.

The previous prime is 26422399. The next prime is 26422421. The reversal of 26422401 is 10422462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 26422401 - 2¹ = 26422399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26422421) 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, 4403731 + ... + 4403736.

It is an arithmetic number, because the mean of its divisors is an integer number (8807468).

Almost surely, 2^26422401 is an apocalyptic number.

It is an amenable number.

26422401 is a deficient number, since it is larger than the sum of its proper divisors (8807471).

26422401 is an equidigital number, since it uses as much as digits as its factorization.

26422401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8807470.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 26422401 is about 5140.2724635957. The cubic root of 26422401 is about 297.8453058046.

Adding to 26422401 its reverse (10422462), we get a palindrome (36844863).

The spelling of 26422401 in words is "twenty-six million, four hundred twenty-two thousand, four hundred one".