22852811 has 4 divisors (see below), whose sum is σ = 24197112. Its totient is φ = 21508512.

The previous prime is 22852807. The next prime is 22852813. The reversal of 22852811 is 11825822.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22852811 - 2² = 22852807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22852813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672125 + ... + 672158.

It is an arithmetic number, because the mean of its divisors is an integer number (6049278).

Almost surely, 2^22852811 is an apocalyptic number.

22852811 is a deficient number, since it is larger than the sum of its proper divisors (1344301).

22852811 is a wasteful number, since it uses less digits than its factorization.

22852811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344300.

The product of its digits is 2560, while the sum is 29.

The square root of 22852811 is about 4780.4613794068. The cubic root of 22852811 is about 283.7787529972.

The spelling of 22852811 in words is "twenty-two million, eight hundred fifty-two thousand, eight hundred eleven".