22090774 has 8 divisors (see below), whose sum is σ = 33182208. Its totient is φ = 11030040.

The previous prime is 22090751. The next prime is 22090793. The reversal of 22090774 is 47709022.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5782 + ... + 8809.

It is an arithmetic number, because the mean of its divisors is an integer number (4147776).

Almost surely, 2^22090774 is an apocalyptic number.

22090774 is a deficient number, since it is larger than the sum of its proper divisors (11091434).

22090774 is a wasteful number, since it uses less digits than its factorization.

22090774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15350.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 22090774 is about 4700.0823397043. The cubic root of 22090774 is about 280.5887865367.

Adding to 22090774 its reverse (47709022), we get a palindrome (69799796).

The spelling of 22090774 in words is "twenty-two million, ninety thousand, seven hundred seventy-four".