26136018 has 24 divisors (see below), whose sum is σ = 58581900. Its totient is φ = 8411424.

The previous prime is 26136017. The next prime is 26136041. The reversal of 26136018 is 81063162.

It can be written as a sum of positive squares in 2 ways, for example, as 25735329 + 400689 = 5073^2 + 633^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26135982 and 26136000.

It is not an unprimeable number, because it can be changed into a prime (26136013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24513 + ... + 25556.

Almost surely, 2^26136018 is an apocalyptic number.

26136018 is an abundant number, since it is smaller than the sum of its proper divisors (32445882).

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

26136018 is a wasteful number, since it uses less digits than its factorization.

26136018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50106 (or 50103 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 26136018 is about 5112.3397774405. The cubic root of 26136018 is about 296.7653147228.

The spelling of 26136018 in words is "twenty-six million, one hundred thirty-six thousand, eighteen".