22845672 has 32 divisors (see below), whose sum is σ = 63460800. Its totient is φ = 7615152.

The previous prime is 22845643. The next prime is 22845679. The reversal of 22845672 is 27654822.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22845679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52668 + ... + 53099.

It is an arithmetic number, because the mean of its divisors is an integer number (1983150).

Almost surely, 2^22845672 is an apocalyptic number.

It is an amenable number.

22845672 is an abundant number, since it is smaller than the sum of its proper divisors (40615128).

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

22845672 is a wasteful number, since it uses less digits than its factorization.

22845672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105782 (or 105772 counting only the distinct ones).

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

The square root of 22845672 is about 4779.7146358334. The cubic root of 22845672 is about 283.7491999952.

The spelling of 22845672 in words is "twenty-two million, eight hundred forty-five thousand, six hundred seventy-two".