22645107 has 6 divisors (see below), whose sum is σ = 32709612. Its totient is φ = 15096732.

The previous prime is 22645099. The next prime is 22645121. The reversal of 22645107 is 70154622.

22645107 is a `hidden beast` number, since 2 + 2 + 645 + 10 + 7 = 666.

It is not a de Polignac number, because 22645107 - 2³ = 22645099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22645127) 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 5 ways as a sum of consecutive naturals, for example, 1258053 + ... + 1258070.

It is an arithmetic number, because the mean of its divisors is an integer number (5451602).

Almost surely, 2^22645107 is an apocalyptic number.

22645107 is a deficient number, since it is larger than the sum of its proper divisors (10064505).

22645107 is a wasteful number, since it uses less digits than its factorization.

22645107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516129 (or 2516126 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 22645107 is about 4758.6875291408. The cubic root of 22645107 is about 282.9164016165.

Adding to 22645107 its reverse (70154622), we get a palindrome (92799729).

The spelling of 22645107 in words is "twenty-two million, six hundred forty-five thousand, one hundred seven".