22048318 has 8 divisors (see below), whose sum is σ = 33696648. Its totient is φ = 10816104.

The previous prime is 22048309. The next prime is 22048321. The reversal of 22048318 is 81384022.

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

It is a super-2 number, since 2×22048318² = 972256653258248, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 103896 + ... + 104107.

It is an arithmetic number, because the mean of its divisors is an integer number (4212081).

Almost surely, 2^22048318 is an apocalyptic number.

22048318 is a deficient number, since it is larger than the sum of its proper divisors (11648330).

22048318 is a wasteful number, since it uses less digits than its factorization.

22048318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208058.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 22048318 is about 4695.5636509369. The cubic root of 22048318 is about 280.4089178233.

It can be divided in two parts, 22048 and 318, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 22048318 in words is "twenty-two million, forty-eight thousand, three hundred eighteen".