26226451 has 4 divisors (see below), whose sum is σ = 26935312. Its totient is φ = 25517592.

The previous prime is 26226443. The next prime is 26226457. The reversal of 26226451 is 15462262.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15462262 = 2 ⋅7731131.

It is a cyclic number.

It is not a de Polignac number, because 26226451 - 2³ = 26226443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26226457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354375 + ... + 354448.

It is an arithmetic number, because the mean of its divisors is an integer number (6733828).

Almost surely, 2^26226451 is an apocalyptic number.

26226451 is a deficient number, since it is larger than the sum of its proper divisors (708861).

26226451 is an equidigital number, since it uses as much as digits as its factorization.

26226451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708860.

The product of its digits is 5760, while the sum is 28.

The square root of 26226451 is about 5121.1767202470. The cubic root of 26226451 is about 297.1071990376.

The spelling of 26226451 in words is "twenty-six million, two hundred twenty-six thousand, four hundred fifty-one".