26204416 has 54 divisors (see below), whose sum is σ = 60875430. Its totient is φ = 11225088.

The previous prime is 26204413. The next prime is 26204443. The reversal of 26204416 is 61440262.

It can be written as a sum of positive squares in only one way, i.e., 25401600 + 802816 = 5040^2 + 896^2 .

It is not an unprimeable number, because it can be changed into a prime (26204413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11500 + ... + 13588.

Almost surely, 2^26204416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26204416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30437715).

26204416 is an abundant number, since it is smaller than the sum of its proper divisors (34671014).

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

26204416 is an equidigital number, since it uses as much as digits as its factorization.

26204416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119 (or 2098 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 26204416 is about 5119.0249071478. The cubic root of 26204416 is about 297.0239676532.

Adding to 26204416 its reverse (61440262), we get a palindrome (87644678).

The spelling of 26204416 in words is "twenty-six million, two hundred four thousand, four hundred sixteen".