26042251 has 4 divisors (see below), whose sum is σ = 26052552. Its totient is φ = 26031952.

The previous prime is 26042243. The next prime is 26042267. The reversal of 26042251 is 15224062.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 26042251 - 2³ = 26042243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26042221) 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, 1536 + ... + 7378.

It is an arithmetic number, because the mean of its divisors is an integer number (6513138).

Almost surely, 2^26042251 is an apocalyptic number.

26042251 is a deficient number, since it is larger than the sum of its proper divisors (10301).

26042251 is an equidigital number, since it uses as much as digits as its factorization.

26042251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10300.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 26042251 is about 5103.1608832174. The cubic root of 26042251 is about 296.4099923297.

The spelling of 26042251 in words is "twenty-six million, forty-two thousand, two hundred fifty-one".