26442243 has 24 divisors (see below), whose sum is σ = 40435200. Its totient is φ = 16604784.

The previous prime is 26442211. The next prime is 26442257. The reversal of 26442243 is 34224462.

It is not a de Polignac number, because 26442243 - 2⁵ = 26442211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26442043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40546 + ... + 41192.

It is an arithmetic number, because the mean of its divisors is an integer number (1684800).

Almost surely, 2^26442243 is an apocalyptic number.

26442243 is a deficient number, since it is larger than the sum of its proper divisors (13992957).

26442243 is a wasteful number, since it uses less digits than its factorization.

26442243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911 (or 908 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 26442243 is about 5142.2021547193. The cubic root of 26442243 is about 297.9198431619.

The spelling of 26442243 in words is "twenty-six million, four hundred forty-two thousand, two hundred forty-three".