26842661 has 8 divisors (see below), whose sum is σ = 27928800. Its totient is φ = 25767280.

The previous prime is 26842619. The next prime is 26842663. The reversal of 26842661 is 16624862.

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 26842661 - 2⁶ = 26842597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26842663) 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, 2606 + ... + 7776.

It is an arithmetic number, because the mean of its divisors is an integer number (3491100).

Almost surely, 2^26842661 is an apocalyptic number.

It is an amenable number.

26842661 is a deficient number, since it is larger than the sum of its proper divisors (1086139).

26842661 is a wasteful number, since it uses less digits than its factorization.

26842661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5379.

The product of its digits is 27648, while the sum is 35.

The square root of 26842661 is about 5180.9903493444. The cubic root of 26842661 is about 299.4161273426.

The spelling of 26842661 in words is "twenty-six million, eight hundred forty-two thousand, six hundred sixty-one".