20065026 has 64 divisors (see below), whose sum is σ = 44651520. Its totient is φ = 5987520.

The previous prime is 20064997. The next prime is 20065033. The reversal of 20065026 is 62056002.

It is a super-3 number, since 3×20065026³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20064993 and 20065011.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282571 + ... + 282641.

It is an arithmetic number, because the mean of its divisors is an integer number (697680).

Almost surely, 2^20065026 is an apocalyptic number.

20065026 is an abundant number, since it is smaller than the sum of its proper divisors (24586494).

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

20065026 is a wasteful number, since it uses less digits than its factorization.

20065026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 20065026 is about 4479.4001830602. The cubic root of 20065026 is about 271.7356229454.

The spelling of 20065026 in words is "twenty million, sixty-five thousand, twenty-six".