2050017209 has 8 divisors (see below), whose sum is σ = 2139815232. Its totient is φ = 1960274800.

The previous prime is 2050017133. The next prime is 2050017239. The reversal of 2050017209 is 9027100502.

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 2050017209 - 2²⁰ = 2048968633 is a prime.

It is a super-2 number, since 2×2050017209² = 8405141114392299362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2050017239) 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, 73082 + ... + 97164.

It is an arithmetic number, because the mean of its divisors is an integer number (267476904).

Almost surely, 2^2050017209 is an apocalyptic number.

It is an amenable number.

2050017209 is a deficient number, since it is larger than the sum of its proper divisors (89798023).

2050017209 is a wasteful number, since it uses less digits than its factorization.

2050017209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27807.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 2050017209 is about 45277.1157319015. The cubic root of 2050017209 is about 1270.3376474259.

The spelling of 2050017209 in words is "two billion, fifty million, seventeen thousand, two hundred nine".