20822054 has 16 divisors (see below), whose sum is σ = 34229520. Its totient is φ = 9420960.

The previous prime is 20822051. The next prime is 20822063. The reversal of 20822054 is 45022802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20822051) 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 7 ways as a sum of consecutive naturals, for example, 2972 + ... + 7104.

It is an arithmetic number, because the mean of its divisors is an integer number (2139345).

Almost surely, 2^20822054 is an apocalyptic number.

20822054 is a deficient number, since it is larger than the sum of its proper divisors (13407466).

20822054 is a wasteful number, since it uses less digits than its factorization.

20822054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4375.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 20822054 is about 4563.1188895316. The cubic root of 20822054 is about 275.1109370593.

Adding to 20822054 its reverse (45022802), we get a palindrome (65844856).

The spelling of 20822054 in words is "twenty million, eight hundred twenty-two thousand, fifty-four".