26423504 has 40 divisors (see below), whose sum is σ = 54371520. Its totient is φ = 12412928.

The previous prime is 26423503. The next prime is 26423531. The reversal of 26423504 is 40532462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26423503) 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, 21104 + ... + 22320.

It is an arithmetic number, because the mean of its divisors is an integer number (1359288).

Almost surely, 2^26423504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26423504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27185760).

26423504 is an abundant number, since it is smaller than the sum of its proper divisors (27948016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26423504 is a wasteful number, since it uses less digits than its factorization.

26423504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307 (or 1301 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 26423504 is about 5140.3797525086. The cubic root of 26423504 is about 297.8494502526.

Adding to 26423504 its reverse (40532462), we get a palindrome (66955966).

The spelling of 26423504 in words is "twenty-six million, four hundred twenty-three thousand, five hundred four".