22173330 has 16 divisors (see below), whose sum is σ = 53216064. Its totient is φ = 5912880.

The previous prime is 22173329. The next prime is 22173341. The reversal of 22173330 is 3337122.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22173297 and 22173306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369526 + ... + 369585.

It is an arithmetic number, because the mean of its divisors is an integer number (3326004).

Almost surely, 2^22173330 is an apocalyptic number.

22173330 is an abundant number, since it is smaller than the sum of its proper divisors (31042734).

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

22173330 is a wasteful number, since it uses less digits than its factorization.

22173330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739121.

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 22173330 is about 4708.8565490998. The cubic root of 22173330 is about 280.9378838819.

The spelling of 22173330 in words is "twenty-two million, one hundred seventy-three thousand, three hundred thirty".