22302973 has 16 divisors (see below), whose sum is σ = 28076544. Its totient is φ = 17210160.

The previous prime is 22302953. The next prime is 22302989. The reversal of 22302973 is 37920322.

It is not a de Polignac number, because 22302973 - 2⁹ = 22302461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22302953) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6886 + ... + 9592.

It is an arithmetic number, because the mean of its divisors is an integer number (1754784).

Almost surely, 2^22302973 is an apocalyptic number.

It is an amenable number.

22302973 is a deficient number, since it is larger than the sum of its proper divisors (5773571).

22302973 is a wasteful number, since it uses less digits than its factorization.

22302973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 22302973 is about 4722.6023546346. The cubic root of 22302973 is about 281.4843493345.

The spelling of 22302973 in words is "twenty-two million, three hundred two thousand, nine hundred seventy-three".