22199006 has 4 divisors (see below), whose sum is σ = 33298512. Its totient is φ = 11099502.

The previous prime is 22198987. The next prime is 22199029. The reversal of 22199006 is 60099122.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22199006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549750 + ... + 5549753.

It is an arithmetic number, because the mean of its divisors is an integer number (8324628).

Almost surely, 2^22199006 is an apocalyptic number.

22199006 is a deficient number, since it is larger than the sum of its proper divisors (11099506).

22199006 is a wasteful number, since it uses less digits than its factorization.

22199006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11099505.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 22199006 is about 4711.5821121997. The cubic root of 22199006 is about 281.0462810512.

The spelling of 22199006 in words is "twenty-two million, one hundred ninety-nine thousand, six".