26321222 has 8 divisors (see below), whose sum is σ = 40322016. Its totient is φ = 12880552.

The previous prime is 26321189. The next prime is 26321227. The reversal of 26321222 is 22212362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 26321194 and 26321203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26321227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139913 + ... + 140100.

It is an arithmetic number, because the mean of its divisors is an integer number (5040252).

Almost surely, 2^26321222 is an apocalyptic number.

26321222 is a deficient number, since it is larger than the sum of its proper divisors (14000794).

26321222 is a wasteful number, since it uses less digits than its factorization.

26321222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280062.

The product of its digits is 576, while the sum is 20.

The square root of 26321222 is about 5130.4212302695. The cubic root of 26321222 is about 297.4646409498.

Adding to 26321222 its reverse (22212362), we get a palindrome (48533584).

The spelling of 26321222 in words is "twenty-six million, three hundred twenty-one thousand, two hundred twenty-two".