26004132 has 192 divisors, whose sum is σ = 87091200. Its totient is φ = 6514560.

The previous prime is 26004119. The next prime is 26004137. The reversal of 26004132 is 23140062.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (26004137) 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 63 ways as a sum of consecutive naturals, for example, 440719 + ... + 440777.

It is an arithmetic number, because the mean of its divisors is an integer number (453600).

Almost surely, 2^26004132 is an apocalyptic number.

26004132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26004132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43545600).

26004132 is an abundant number, since it is smaller than the sum of its proper divisors (61087068).

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

26004132 is a wasteful number, since it uses less digits than its factorization.

26004132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 26004132 is about 5099.4246734313. The cubic root of 26004132 is about 296.2652996425.

Adding to 26004132 its reverse (23140062), we get a palindrome (49144194).

The spelling of 26004132 in words is "twenty-six million, four thousand, one hundred thirty-two".