22948636 has 12 divisors (see below), whose sum is σ = 40334112. Its totient is φ = 11424608.

The previous prime is 22948633. The next prime is 22948661. The reversal of 22948636 is 63684922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22948633) 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, 11380 + ... + 13243.

It is an arithmetic number, because the mean of its divisors is an integer number (3361176).

Almost surely, 2^22948636 is an apocalyptic number.

It is an amenable number.

22948636 is a deficient number, since it is larger than the sum of its proper divisors (17385476).

22948636 is a wasteful number, since it uses less digits than its factorization.

22948636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24860 (or 24858 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 22948636 is about 4790.4734630306. The cubic root of 22948636 is about 284.1748410927.

The spelling of 22948636 in words is "twenty-two million, nine hundred forty-eight thousand, six hundred thirty-six".