26413420 has 96 divisors (see below), whose sum is σ = 65318400. Its totient is φ = 8870400.

The previous prime is 26413417. The next prime is 26413441. The reversal of 26413420 is 2431462.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 26413391 and 26413400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296736 + ... + 296824.

It is an arithmetic number, because the mean of its divisors is an integer number (680400).

Almost surely, 2^26413420 is an apocalyptic number.

26413420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26413420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32659200).

26413420 is an abundant number, since it is smaller than the sum of its proper divisors (38904980).

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

26413420 is a wasteful number, since it uses less digits than its factorization.

26413420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 26413420 is about 5139.3987975249. The cubic root of 26413420 is about 297.8115560100.

Adding to 26413420 its reverse (2431462), we get a palindrome (28844882).

The spelling of 26413420 in words is "twenty-six million, four hundred thirteen thousand, four hundred twenty".