26161241 has 4 divisors (see below), whose sum is σ = 27005184. Its totient is φ = 25317300.

The previous prime is 26161237. The next prime is 26161259. The reversal of 26161241 is 14216162.

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 26161241 - 2² = 26161237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26161211) 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, 421925 + ... + 421986.

It is an arithmetic number, because the mean of its divisors is an integer number (6751296).

Almost surely, 2^26161241 is an apocalyptic number.

It is an amenable number.

26161241 is a deficient number, since it is larger than the sum of its proper divisors (843943).

26161241 is an equidigital number, since it uses as much as digits as its factorization.

26161241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843942.

The product of its digits is 576, while the sum is 23.

The square root of 26161241 is about 5114.8060569292. The cubic root of 26161241 is about 296.8607501341.

The spelling of 26161241 in words is "twenty-six million, one hundred sixty-one thousand, two hundred forty-one".