22423672 has 8 divisors (see below), whose sum is σ = 42044400. Its totient is φ = 11211832.

The previous prime is 22423657. The next prime is 22423673. The reversal of 22423672 is 27632422.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 22423672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401472 + ... + 1401487.

It is an arithmetic number, because the mean of its divisors is an integer number (5255550).

Almost surely, 2^22423672 is an apocalyptic number.

It is an amenable number.

22423672 is a deficient number, since it is larger than the sum of its proper divisors (19620728).

22423672 is a wasteful number, since it uses less digits than its factorization.

22423672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802965 (or 2802961 counting only the distinct ones).

The product of its digits is 8064, while the sum is 28.

The square root of 22423672 is about 4735.3639775629. The cubic root of 22423672 is about 281.9912141186.

The spelling of 22423672 in words is "twenty-two million, four hundred twenty-three thousand, six hundred seventy-two".