26423964 has 144 divisors (see below), whose sum is σ = 82188288. Its totient is φ = 6994944.

The previous prime is 26423953. The next prime is 26423977. The reversal of 26423964 is 46932462.

26423964 is a `hidden beast` number, since 2 + 642 + 3 + 9 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 272364 + ... + 272460.

It is an arithmetic number, because the mean of its divisors is an integer number (570752).

Almost surely, 2^26423964 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 26423964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41094144).

26423964 is an abundant number, since it is smaller than the sum of its proper divisors (55764324).

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

26423964 is a wasteful number, since it uses less digits than its factorization.

26423964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 179 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 26423964 is about 5140.4244960898. The cubic root of 26423964 is about 297.8511786375.

The spelling of 26423964 in words is "twenty-six million, four hundred twenty-three thousand, nine hundred sixty-four".