26423249 has 4 divisors (see below), whose sum is σ = 26434980. Its totient is φ = 26411520.

The previous prime is 26423233. The next prime is 26423269. The reversal of 26423249 is 94232462.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 25000000 + 1423249 = 5000^2 + 1193^2 .

It is a cyclic number.

It is not a de Polignac number, because 26423249 - 2⁴ = 26423233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26423269) 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, 1304 + ... + 7385.

It is an arithmetic number, because the mean of its divisors is an integer number (6608745).

Almost surely, 2^26423249 is an apocalyptic number.

It is an amenable number.

26423249 is a deficient number, since it is larger than the sum of its proper divisors (11731).

26423249 is an equidigital number, since it uses as much as digits as its factorization.

26423249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11730.

The product of its digits is 20736, while the sum is 32.

The square root of 26423249 is about 5140.3549488338. The cubic root of 26423249 is about 297.8484921176.

It can be divided in two parts, 2642 and 3249, that multiplied together give a palindrome (8583858).

The spelling of 26423249 in words is "twenty-six million, four hundred twenty-three thousand, two hundred forty-nine".