26816212 has 12 divisors (see below), whose sum is σ = 46973556. Its totient is φ = 13395200.

The previous prime is 26816197. The next prime is 26816227. The reversal of 26816212 is 21261862.

It is an interprime number because it is at equal distance from previous prime (26816197) and next prime (26816227).

It can be written as a sum of positive squares in 2 ways, for example, as 5692996 + 21123216 = 2386^2 + 4596^2 .

It is a congruent number.

It is an unprimeable number.

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, 2628 + ... + 7780.

It is an arithmetic number, because the mean of its divisors is an integer number (3914463).

Almost surely, 2^26816212 is an apocalyptic number.

It is an amenable number.

26816212 is a deficient number, since it is larger than the sum of its proper divisors (20157344).

26816212 is a wasteful number, since it uses less digits than its factorization.

26816212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6458 (or 6456 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 26816212 is about 5178.4372159948. The cubic root of 26816212 is about 299.3177533449.

It can be divided in two parts, 26816 and 212, that added together give a triangular number (27028 = T₂₃₂).

The spelling of 26816212 in words is "twenty-six million, eight hundred sixteen thousand, two hundred twelve".