26644242 has 8 divisors (see below), whose sum is σ = 53288496. Its totient is φ = 8881412.

The previous prime is 26644207. The next prime is 26644259. The reversal of 26644242 is 24244662.

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

26644242 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2220348 + ... + 2220359.

It is an arithmetic number, because the mean of its divisors is an integer number (6661062).

Almost surely, 2^26644242 is an apocalyptic number.

26644242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26644242 is a wasteful number, since it uses less digits than its factorization.

26644242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440712.

The product of its digits is 18432, while the sum is 30.

The square root of 26644242 is about 5161.8060792711. The cubic root of 26644242 is about 298.6765479454.

The spelling of 26644242 in words is "twenty-six million, six hundred forty-four thousand, two hundred forty-two".