26605136 has 20 divisors (see below), whose sum is σ = 54580212. Its totient is φ = 12519936.

The previous prime is 26605133. The next prime is 26605141. The reversal of 26605136 is 63150662.

It can be written as a sum of positive squares in 2 ways, for example, as 19009600 + 7595536 = 4360^2 + 2756^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26605099 and 26605108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26605133) 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, 48635 + ... + 49178.

Almost surely, 2^26605136 is an apocalyptic number.

It is an amenable number.

26605136 is an abundant number, since it is smaller than the sum of its proper divisors (27975076).

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

26605136 is a wasteful number, since it uses less digits than its factorization.

26605136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97838 (or 97832 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 26605136 is about 5158.0166731022. The cubic root of 26605136 is about 298.5303529557.

Adding to 26605136 its reverse (63150662), we get a palindrome (89755798).

The spelling of 26605136 in words is "twenty-six million, six hundred five thousand, one hundred thirty-six".