26222460 has 96 divisors (see below), whose sum is σ = 81430272. Its totient is φ = 6251520.

The previous prime is 26222459. The next prime is 26222477. The reversal of 26222460 is 6422262.

It is a self number, because there is not a number n which added to its sum of digits gives 26222460.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43924 + ... + 44516.

It is an arithmetic number, because the mean of its divisors is an integer number (848232).

Almost surely, 2^26222460 is an apocalyptic number.

26222460 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 26222460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40715136).

26222460 is an abundant number, since it is smaller than the sum of its proper divisors (55207812).

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

26222460 is a wasteful number, since it uses less digits than its factorization.

26222460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683 (or 681 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 26222460 is about 5120.7870488822. The cubic root of 26222460 is about 297.0921275488.

It can be divided in two parts, 262 and 22460, that added together give a palindrome (22722).

The spelling of 26222460 in words is "twenty-six million, two hundred twenty-two thousand, four hundred sixty".