20552044 has 12 divisors (see below), whose sum is σ = 36031464. Its totient is φ = 10257344.

The previous prime is 20552011. The next prime is 20552071. The reversal of 20552044 is 44025502.

It is an unprimeable number.

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, 2029 + ... + 6724.

It is an arithmetic number, because the mean of its divisors is an integer number (3002622).

Almost surely, 2^20552044 is an apocalyptic number.

It is an amenable number.

20552044 is a deficient number, since it is larger than the sum of its proper divisors (15479420).

20552044 is a wasteful number, since it uses less digits than its factorization.

20552044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9344 (or 9342 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 20552044 is about 4533.4362243226. The cubic root of 20552044 is about 273.9165924400.

Adding to 20552044 its reverse (44025502), we get a palindrome (64577546).

The spelling of 20552044 in words is "twenty million, five hundred fifty-two thousand, forty-four".