26545243 has 8 divisors (see below), whose sum is σ = 28448928. Its totient is φ = 24704064.

The previous prime is 26545241. The next prime is 26545283. The reversal of 26545243 is 34254562.

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

It is a cyclic number.

It is not a de Polignac number, because 26545243 - 2¹ = 26545241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26545241) 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, 14746 + ... + 16447.

It is an arithmetic number, because the mean of its divisors is an integer number (3556116).

Almost surely, 2^26545243 is an apocalyptic number.

26545243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

26545243 is a deficient number, since it is larger than the sum of its proper divisors (1903685).

26545243 is a wasteful number, since it uses less digits than its factorization.

26545243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31253.

The product of its digits is 28800, while the sum is 31.

The square root of 26545243 is about 5152.2075851037. The cubic root of 26545243 is about 298.3061692719.

The spelling of 26545243 in words is "twenty-six million, five hundred forty-five thousand, two hundred forty-three".