26642816 has 16 divisors (see below), whose sum is σ = 53077740. Its totient is φ = 13321344.

The previous prime is 26642789. The next prime is 26642867. The reversal of 26642816 is 61824662.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103946 + ... + 104201.

Almost surely, 2^26642816 is an apocalyptic number.

It is an amenable number.

26642816 is a deficient number, since it is larger than the sum of its proper divisors (26434924).

26642816 is an equidigital number, since it uses as much as digits as its factorization.

26642816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208161 (or 208149 counting only the distinct ones).

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

The square root of 26642816 is about 5161.6679474759. The cubic root of 26642816 is about 298.6712194601.

The spelling of 26642816 in words is "twenty-six million, six hundred forty-two thousand, eight hundred sixteen".