26039040 has 72 divisors (see below), whose sum is σ = 83174448. Its totient is φ = 6942720.

The previous prime is 26039033. The next prime is 26039047. The reversal of 26039040 is 4093062.

It is an interprime number because it is at equal distance from previous prime (26039033) and next prime (26039047).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 26039040.

It is not an unprimeable number, because it can be changed into a prime (26039047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450 + ... + 7230.

Almost surely, 2^26039040 is an apocalyptic number.

26039040 is a gapful number since it is divisible by the number (20) 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 26039040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41587224).

26039040 is an abundant number, since it is smaller than the sum of its proper divisors (57135408).

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

26039040 is an equidigital number, since it uses as much as digits as its factorization.

26039040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6805 (or 6791 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 26039040 is about 5102.8462645861. The cubic root of 26039040 is about 296.3978094145.

The spelling of 26039040 in words is "twenty-six million, thirty-nine thousand, forty".