20330626 has 8 divisors (see below), whose sum is σ = 30838860. Its totient is φ = 10051008.

The previous prime is 20330591. The next prime is 20330647. The reversal of 20330626 is 62603302.

It can be written as a sum of positive squares in 2 ways, for example, as 16524225 + 3806401 = 4065^2 + 1951^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20330597 and 20330606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56931 + ... + 57286.

Almost surely, 2^20330626 is an apocalyptic number.

20330626 is a deficient number, since it is larger than the sum of its proper divisors (10508234).

20330626 is a wasteful number, since it uses less digits than its factorization.

20330626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114308.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 20330626 is about 4508.9495450714. The cubic root of 20330626 is about 272.9293559691.

Adding to 20330626 its reverse (62603302), we get a palindrome (82933928).

The spelling of 20330626 in words is "twenty million, three hundred thirty thousand, six hundred twenty-six".