20067065 has 8 divisors (see below), whose sum is σ = 24105600. Its totient is φ = 16036912.

The previous prime is 20067049. The next prime is 20067067. The reversal of 20067065 is 56076002.

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

It is a cyclic number.

It is not a de Polignac number, because 20067065 - 2⁴ = 20067049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20067067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6086 + ... + 8784.

It is an arithmetic number, because the mean of its divisors is an integer number (3013200).

Almost surely, 2^20067065 is an apocalyptic number.

It is an amenable number.

20067065 is a deficient number, since it is larger than the sum of its proper divisors (4038535).

20067065 is a wasteful number, since it uses less digits than its factorization.

20067065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4191.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 20067065 is about 4479.6277747152. The cubic root of 20067065 is about 271.7448271891.

The spelling of 20067065 in words is "twenty million, sixty-seven thousand, sixty-five".