22852785 has 16 divisors (see below), whose sum is σ = 37457280. Its totient is φ = 11890560.

The previous prime is 22852769. The next prime is 22852787. The reversal of 22852785 is 58725822.

It is a happy number.

It is not a de Polignac number, because 22852785 - 2⁴ = 22852769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22852787) 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, 17965 + ... + 19194.

It is an arithmetic number, because the mean of its divisors is an integer number (2341080).

Almost surely, 2^22852785 is an apocalyptic number.

It is an amenable number.

22852785 is a deficient number, since it is larger than the sum of its proper divisors (14604495).

22852785 is a wasteful number, since it uses less digits than its factorization.

22852785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37208.

The product of its digits is 89600, while the sum is 39.

The square root of 22852785 is about 4780.4586600032. The cubic root of 22852785 is about 283.7786453773.

The spelling of 22852785 in words is "twenty-two million, eight hundred fifty-two thousand, seven hundred eighty-five".