26222252 has 36 divisors (see below), whose sum is σ = 53673480. Its totient is φ = 11176704.

The previous prime is 26222243. The next prime is 26222267. The reversal of 26222252 is 25222262.

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 11 ways as a sum of consecutive naturals, for example, 68999 + ... + 69377.

It is an arithmetic number, because the mean of its divisors is an integer number (1490930).

Almost surely, 2^26222252 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 26222252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26836740).

26222252 is an abundant number, since it is smaller than the sum of its proper divisors (27451228).

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

26222252 is a wasteful number, since it uses less digits than its factorization.

26222252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750 (or 741 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 26222252 is about 5120.7667394639. The cubic root of 26222252 is about 297.0913420222.

The spelling of 26222252 in words is "twenty-six million, two hundred twenty-two thousand, two hundred fifty-two".