20022676 has 6 divisors (see below), whose sum is σ = 35039690. Its totient is φ = 10011336.

The previous prime is 20022631. The next prime is 20022677. The reversal of 20022676 is 67622002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12602500 + 7420176 = 3550^2 + 2724^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20022676.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502831 + ... + 2502838.

Almost surely, 2^20022676 is an apocalyptic number.

It is an amenable number.

20022676 is a deficient number, since it is larger than the sum of its proper divisors (15017014).

20022676 is a wasteful number, since it uses less digits than its factorization.

20022676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5005673 (or 5005671 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 20022676 is about 4474.6704906619. The cubic root of 20022676 is about 271.5443098027.

Adding to 20022676 its reverse (67622002), we get a palindrome (87644678).

The spelling of 20022676 in words is "twenty million, twenty-two thousand, six hundred seventy-six".