20220204 has 24 divisors (see below), whose sum is σ = 48456688. Its totient is φ = 6557760.

The previous prime is 20220173. The next prime is 20220217. The reversal of 20220204 is 40202202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 20220204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22327 + ... + 23214.

Almost surely, 2^20220204 is an apocalyptic number.

It is an amenable number.

20220204 is an abundant number, since it is smaller than the sum of its proper divisors (28236484).

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

20220204 is a wasteful number, since it uses less digits than its factorization.

20220204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45585 (or 45583 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 20220204 is about 4496.6881146017. The cubic root of 20220204 is about 272.4343370672.

Adding to 20220204 its reverse (40202202), we get a palindrome (60422406).

The spelling of 20220204 in words is "twenty million, two hundred twenty thousand, two hundred four".