20242226 has 12 divisors (see below), whose sum is σ = 30654522. Its totient is φ = 10024704.

The previous prime is 20242213. The next prime is 20242247. The reversal of 20242226 is 62224202.

It can be written as a sum of positive squares in 3 ways, for example, as 20241001 + 1225 = 4499^2 + 35^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20242198 and 20242207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 88280 + ... + 88508.

Almost surely, 2^20242226 is an apocalyptic number.

20242226 is a deficient number, since it is larger than the sum of its proper divisors (10412296).

20242226 is an equidigital number, since it uses as much as digits as its factorization.

20242226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 20242226 is about 4499.1361393050. The cubic root of 20242226 is about 272.5332047185.

Adding to 20242226 its reverse (62224202), we get a palindrome (82466428).

The spelling of 20242226 in words is "twenty million, two hundred forty-two thousand, two hundred twenty-six".