26440799 has 48 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 18532800.

The previous prime is 26440789. The next prime is 26440811. The reversal of 26440799 is 99704462.

It is not a de Polignac number, because 26440799 - 2⁴ = 26440783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26440769) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 498857 + ... + 498909.

It is an arithmetic number, because the mean of its divisors is an integer number (766080).

Almost surely, 2^26440799 is an apocalyptic number.

26440799 is a deficient number, since it is larger than the sum of its proper divisors (10331041).

26440799 is a wasteful number, since it uses less digits than its factorization.

26440799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 26440799 is about 5142.0617460314. The cubic root of 26440799 is about 297.9144199699.

The spelling of 26440799 in words is "twenty-six million, four hundred forty thousand, seven hundred ninety-nine".