26865432 has 80 divisors (see below), whose sum is σ = 82110600. Its totient is φ = 8138880.

The previous prime is 26865431. The next prime is 26865439. The reversal of 26865432 is 23456862.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26865431) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5244 + ... + 9012.

Almost surely, 2^26865432 is an apocalyptic number.

26865432 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 26865432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41055300).

26865432 is an abundant number, since it is smaller than the sum of its proper divisors (55245168).

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

26865432 is a wasteful number, since it uses less digits than its factorization.

26865432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798 (or 3785 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 26865432 is about 5183.1874363175. The cubic root of 26865432 is about 299.5007696912.

It can be divided in two parts, 2686 and 5432, that added together give a palindrome (8118).

The spelling of 26865432 in words is "twenty-six million, eight hundred sixty-five thousand, four hundred thirty-two".