20796799 has 8 divisors (see below), whose sum is σ = 22039920. Its totient is φ = 19588800.

The previous prime is 20796781. The next prime is 20796817. The reversal of 20796799 is 99769702.

It is an interprime number because it is at equal distance from previous prime (20796781) and next prime (20796817).

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 20796799 - 2²¹ = 18699647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20796739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7557 + ... + 9934.

It is an arithmetic number, because the mean of its divisors is an integer number (2754990).

Almost surely, 2^20796799 is an apocalyptic number.

20796799 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

20796799 is a deficient number, since it is larger than the sum of its proper divisors (1243121).

20796799 is a wasteful number, since it uses less digits than its factorization.

20796799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17561.

The product of its (nonzero) digits is 428652, while the sum is 49.

The square root of 20796799 is about 4560.3507540539. The cubic root of 20796799 is about 274.9996650134. Note that the first 3 decimals are identical.

The spelling of 20796799 in words is "twenty million, seven hundred ninety-six thousand, seven hundred ninety-nine".