22355672 has 16 divisors (see below), whose sum is σ = 42151200. Its totient is φ = 11115360.

The previous prime is 22355653. The next prime is 22355677. The reversal of 22355672 is 27655322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22355677) 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 3 ways as a sum of consecutive naturals, for example, 6272 + ... + 9167.

It is an arithmetic number, because the mean of its divisors is an integer number (2634450).

Almost surely, 2^22355672 is an apocalyptic number.

It is an amenable number.

22355672 is a deficient number, since it is larger than the sum of its proper divisors (19795528).

22355672 is a wasteful number, since it uses less digits than its factorization.

22355672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15626 (or 15622 counting only the distinct ones).

The product of its digits is 25200, while the sum is 32.

The square root of 22355672 is about 4728.1785076285. The cubic root of 22355672 is about 281.7058784775.

The spelling of 22355672 in words is "twenty-two million, three hundred fifty-five thousand, six hundred seventy-two".