26540463 has 4 divisors (see below), whose sum is σ = 35387288. Its totient is φ = 17693640.

The previous prime is 26540441. The next prime is 26540471. The reversal of 26540463 is 36404562.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 26540463 - 2⁶ = 26540399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26540463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26540483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4423408 + ... + 4423413.

It is an arithmetic number, because the mean of its divisors is an integer number (8846822).

Almost surely, 2^26540463 is an apocalyptic number.

26540463 is a deficient number, since it is larger than the sum of its proper divisors (8846825).

26540463 is an equidigital number, since it uses as much as digits as its factorization.

26540463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8846824.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 26540463 is about 5151.7436853943. The cubic root of 26540463 is about 298.2882628736.

The spelling of 26540463 in words is "twenty-six million, five hundred forty thousand, four hundred sixty-three".