20082617 has 4 divisors (see below), whose sum is σ = 20095056. Its totient is φ = 20070180.

The previous prime is 20082577. The next prime is 20082619. The reversal of 20082617 is 71628002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20082617 - 2¹² = 20078521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20082619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3359 + ... + 7172.

It is an arithmetic number, because the mean of its divisors is an integer number (5023764).

Almost surely, 2^20082617 is an apocalyptic number.

It is an amenable number.

20082617 is a deficient number, since it is larger than the sum of its proper divisors (12439).

20082617 is a wasteful number, since it uses less digits than its factorization.

20082617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12438.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 20082617 is about 4481.3632970336. The cubic root of 20082617 is about 271.8150099198.

The spelling of 20082617 in words is "twenty million, eighty-two thousand, six hundred seventeen".