26540043 has 8 divisors (see below), whose sum is σ = 37468368. Its totient is φ = 16652544.

The previous prime is 26540027. The next prime is 26540047. The reversal of 26540043 is 34004562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26540043 - 2⁴ = 26540027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26539995 and 26540022.

It is not an unprimeable number, because it can be changed into a prime (26540047) 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, 260146 + ... + 260247.

It is an arithmetic number, because the mean of its divisors is an integer number (4683546).

Almost surely, 2^26540043 is an apocalyptic number.

26540043 is a deficient number, since it is larger than the sum of its proper divisors (10928325).

26540043 is a wasteful number, since it uses less digits than its factorization.

26540043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520413.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 26540043 is about 5151.7029223355. The cubic root of 26540043 is about 298.2866894053.

The spelling of 26540043 in words is "twenty-six million, five hundred forty thousand, forty-three".