26621116 has 12 divisors (see below), whose sum is σ = 49327488. Its totient is φ = 12527552.

The previous prime is 26621113. The next prime is 26621131. The reversal of 26621116 is 61112662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26621113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195676 + ... + 195811.

It is an arithmetic number, because the mean of its divisors is an integer number (4110624).

Almost surely, 2^26621116 is an apocalyptic number.

It is an amenable number.

26621116 is a deficient number, since it is larger than the sum of its proper divisors (22706372).

26621116 is a wasteful number, since it uses less digits than its factorization.

26621116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391508 (or 391506 counting only the distinct ones).

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

The square root of 26621116 is about 5159.5654855811. The cubic root of 26621116 is about 298.5901103430.

Adding to 26621116 its reverse (61112662), we get a palindrome (87733778).

It can be divided in two parts, 2662 and 1116, that multiplied together give a palindrome (2970792).

The spelling of 26621116 in words is "twenty-six million, six hundred twenty-one thousand, one hundred sixteen".