26161936 has 40 divisors (see below), whose sum is σ = 54684000. Its totient is φ = 12084480.

The previous prime is 26161907. The next prime is 26161937. The reversal of 26161936 is 63916162.

It is not an unprimeable number, because it can be changed into a prime (26161937) 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 7 ways as a sum of consecutive naturals, for example, 11415 + ... + 13513.

It is an arithmetic number, because the mean of its divisors is an integer number (1367100).

Almost surely, 2^26161936 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 26161936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27342000).

26161936 is an abundant number, since it is smaller than the sum of its proper divisors (28522064).

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

26161936 is a wasteful number, since it uses less digits than its factorization.

26161936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167 (or 2161 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 26161936 is about 5114.8739964930. The cubic root of 26161936 is about 296.8633789135.

The spelling of 26161936 in words is "twenty-six million, one hundred sixty-one thousand, nine hundred thirty-six".