26224212 has 72 divisors (see below), whose sum is σ = 72037056. Its totient is φ = 7402752.

The previous prime is 26224193. The next prime is 26224213. The reversal of 26224212 is 21242262.

It is a Harshad number since it is a multiple of its sum of digits (21).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26224213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60348 + ... + 60780.

Almost surely, 2^26224212 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 26224212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36018528).

26224212 is an abundant number, since it is smaller than the sum of its proper divisors (45812844).

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

26224212 is a wasteful number, since it uses less digits than its factorization.

26224212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557 (or 548 counting only the distinct ones).

The product of its digits is 768, while the sum is 21.

The square root of 26224212 is about 5120.9581134784. The cubic root of 26224212 is about 297.0987439357.

Adding to 26224212 its reverse (21242262), we get a palindrome (47466474).

The spelling of 26224212 in words is "twenty-six million, two hundred twenty-four thousand, two hundred twelve".