22672845 has 32 divisors (see below), whose sum is σ = 43411200. Its totient is φ = 11161152.

The previous prime is 22672843. The next prime is 22672879. The reversal of 22672845 is 54827622.

It is not a de Polignac number, because 22672845 - 2¹ = 22672843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22672843) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4705 + ... + 8214.

It is an arithmetic number, because the mean of its divisors is an integer number (1356600).

Almost surely, 2^22672845 is an apocalyptic number.

It is an amenable number.

22672845 is a deficient number, since it is larger than the sum of its proper divisors (20738355).

22672845 is a wasteful number, since it uses less digits than its factorization.

22672845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12946 (or 12940 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 22672845 is about 4761.6010962700. The cubic root of 22672845 is about 283.0318692858.

The spelling of 22672845 in words is "twenty-two million, six hundred seventy-two thousand, eight hundred forty-five".