26790222 has 8 divisors (see below), whose sum is σ = 53580456. Its totient is φ = 8930072.

The previous prime is 26790221. The next prime is 26790223. The reversal of 26790222 is 22209762.

It is an interprime number because it is at equal distance from previous prime (26790221) and next prime (26790223).

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

26790222 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 26790222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26790221) 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, 2232513 + ... + 2232524.

It is an arithmetic number, because the mean of its divisors is an integer number (6697557).

Almost surely, 2^26790222 is an apocalyptic number.

26790222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26790222 is a wasteful number, since it uses less digits than its factorization.

26790222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4465042.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 26790222 is about 5175.9271633206. The cubic root of 26790222 is about 299.2210235139.

Adding to 26790222 its reverse (22209762), we get a palindrome (48999984).

The spelling of 26790222 in words is "twenty-six million, seven hundred ninety thousand, two hundred twenty-two".