22652047 has 24 divisors (see below), whose sum is σ = 26812800. Its totient is φ = 19063440.

The previous prime is 22652039. The next prime is 22652051. The reversal of 22652047 is 74025622.

It is not a de Polignac number, because 22652047 - 2³ = 22652039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22652017) 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 23 ways as a sum of consecutive naturals, for example, 135558 + ... + 135724.

It is an arithmetic number, because the mean of its divisors is an integer number (1117200).

Almost surely, 2^22652047 is an apocalyptic number.

22652047 is a deficient number, since it is larger than the sum of its proper divisors (4160753).

22652047 is a wasteful number, since it uses less digits than its factorization.

22652047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 22652047 is about 4759.4166659371. The cubic root of 22652047 is about 282.9453002697.

Adding to 22652047 its reverse (74025622), we get a palindrome (96677669).

The spelling of 22652047 in words is "twenty-two million, six hundred fifty-two thousand, forty-seven".