26222340 has 48 divisors (see below), whose sum is σ = 73890432. Its totient is φ = 6948096.

The previous prime is 26222321. The next prime is 26222353. The reversal of 26222340 is 4322262.

It is a super-2 number, since 2×26222340² = 1375222230151200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8712 + ... + 11328.

It is an arithmetic number, because the mean of its divisors is an integer number (1539384).

Almost surely, 2^26222340 is an apocalyptic number.

26222340 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 26222340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36945216).

26222340 is an abundant number, since it is smaller than the sum of its proper divisors (47668092).

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

26222340 is a wasteful number, since it uses less digits than its factorization.

26222340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2796 (or 2794 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 26222340 is about 5120.7753319200. The cubic root of 26222340 is about 297.0916743609.

It can be divided in two parts, 26222 and 340, that added together give a palindrome (26562).

The spelling of 26222340 in words is "twenty-six million, two hundred twenty-two thousand, three hundred forty".