26463320 has 32 divisors (see below), whose sum is σ = 64123920. Its totient is φ = 9770880.

The previous prime is 26463289. The next prime is 26463337. The reversal of 26463320 is 2336462.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 26463320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24926 + ... + 25965.

Almost surely, 2^26463320 is an apocalyptic number.

26463320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26463320 is an abundant number, since it is smaller than the sum of its proper divisors (37660600).

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

26463320 is a wasteful number, since it uses less digits than its factorization.

26463320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50915 (or 50911 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 26463320 is about 5144.2511602759. The cubic root of 26463320 is about 297.9989790215.

Adding to 26463320 its reverse (2336462), we get a palindrome (28799782).

The spelling of 26463320 in words is "twenty-six million, four hundred sixty-three thousand, three hundred twenty".