20220522 has 32 divisors (see below), whose sum is σ = 48652800. Its totient is φ = 5473008.

The previous prime is 20220517. The next prime is 20220581. The reversal of 20220522 is 22502202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11872 + ... + 13467.

It is an arithmetic number, because the mean of its divisors is an integer number (1520400).

Almost surely, 2^20220522 is an apocalyptic number.

20220522 is an abundant number, since it is smaller than the sum of its proper divisors (28432278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20220522 is a wasteful number, since it uses less digits than its factorization.

20220522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25370.

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 20220522 is about 4496.7234738196. The cubic root of 20220522 is about 272.4357652372.

Adding to 20220522 its reverse (22502202), we get a palindrome (42722724).

The spelling of 20220522 in words is "twenty million, two hundred twenty thousand, five hundred twenty-two".