26117401 has 4 divisors (see below), whose sum is σ = 26371072. Its totient is φ = 25863732.

The previous prime is 26117387. The next prime is 26117417. The reversal of 26117401 is 10471162.

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 a cyclic number.

It is not a de Polignac number, because 26117401 - 2¹⁵ = 26084633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26117431) 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, 126681 + ... + 126886.

It is an arithmetic number, because the mean of its divisors is an integer number (6592768).

Almost surely, 2^26117401 is an apocalyptic number.

It is an amenable number.

26117401 is a deficient number, since it is larger than the sum of its proper divisors (253671).

26117401 is a wasteful number, since it uses less digits than its factorization.

26117401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253670.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 26117401 is about 5110.5186625234. The cubic root of 26117401 is about 296.6948348178.

Adding to 26117401 its reverse (10471162), we get a palindrome (36588563).

The spelling of 26117401 in words is "twenty-six million, one hundred seventeen thousand, four hundred one".