26216161 has 8 divisors (see below), whose sum is σ = 26550720. Its totient is φ = 25884048.

The previous prime is 26216129. The next prime is 26216189. The reversal of 26216161 is 16161262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26216161 - 2⁵ = 26216129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26216101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29455 + ... + 30331.

It is an arithmetic number, because the mean of its divisors is an integer number (3318840).

Almost surely, 2^26216161 is an apocalyptic number.

It is an amenable number.

26216161 is a deficient number, since it is larger than the sum of its proper divisors (334559).

26216161 is a wasteful number, since it uses less digits than its factorization.

26216161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223.

The product of its digits is 864, while the sum is 25.

The square root of 26216161 is about 5120.1719697682. The cubic root of 26216161 is about 297.0683370886.

The spelling of 26216161 in words is "twenty-six million, two hundred sixteen thousand, one hundred sixty-one".