26142211 has 4 divisors (see below), whose sum is σ = 26373672. Its totient is φ = 25910752.

The previous prime is 26142163. The next prime is 26142241. The reversal of 26142211 is 11224162.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26142211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26142241) 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, 115561 + ... + 115786.

It is an arithmetic number, because the mean of its divisors is an integer number (6593418).

Almost surely, 2^26142211 is an apocalyptic number.

26142211 is a deficient number, since it is larger than the sum of its proper divisors (231461).

26142211 is a wasteful number, since it uses less digits than its factorization.

26142211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231460.

The product of its digits is 192, while the sum is 19.

The square root of 26142211 is about 5112.9454329183. The cubic root of 26142211 is about 296.7887526524.

Adding to 26142211 its reverse (11224162), we get a palindrome (37366373).

The spelling of 26142211 in words is "twenty-six million, one hundred forty-two thousand, two hundred eleven".