26040432 has 80 divisors (see below), whose sum is σ = 74102400. Its totient is φ = 7814400.

The previous prime is 26040407. The next prime is 26040433. The reversal of 26040432 is 23404062.

It is a junction number, because it is equal to n+sod(n) for n = 26040399 and 26040408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26040433) 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 15 ways as a sum of consecutive naturals, for example, 78507 + ... + 78837.

It is an arithmetic number, because the mean of its divisors is an integer number (926280).

Almost surely, 2^26040432 is an apocalyptic number.

26040432 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 26040432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37051200).

26040432 is an abundant number, since it is smaller than the sum of its proper divisors (48061968).

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

26040432 is a wasteful number, since it uses less digits than its factorization.

26040432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502 (or 496 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 26040432 is about 5102.9826572310. The cubic root of 26040432 is about 296.4030909507.

Adding to 26040432 its reverse (23404062), we get a palindrome (49444494).

The spelling of 26040432 in words is "twenty-six million, forty thousand, four hundred thirty-two".