2104567217 has 4 divisors (see below), whose sum is σ = 2135978736. Its totient is φ = 2073155700.

The previous prime is 2104567211. The next prime is 2104567219. The reversal of 2104567217 is 7127654012.

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 2104567217 - 2¹⁰ = 2104566193 is a prime.

It is a super-2 number, since 2×2104567217² = 8858406341742250178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104567211) 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 3 ways as a sum of consecutive naturals, for example, 15705659 + ... + 15705792.

It is an arithmetic number, because the mean of its divisors is an integer number (533994684).

Almost surely, 2^2104567217 is an apocalyptic number.

It is an amenable number.

2104567217 is a deficient number, since it is larger than the sum of its proper divisors (31411519).

2104567217 is an equidigital number, since it uses as much as digits as its factorization.

2104567217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31411518.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 2104567217 is about 45875.5623071805. The cubic root of 2104567217 is about 1281.5068551487.

The spelling of 2104567217 in words is "two billion, one hundred four million, five hundred sixty-seven thousand, two hundred seventeen".