2196290509 has 8 divisors (see below), whose sum is σ = 2513202048. Its totient is φ = 1880167920.

The previous prime is 2196290477. The next prime is 2196290519. The reversal of 2196290509 is 9050926912.

It is a happy number.

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 2196290509 - 2⁵ = 2196290477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2196290519) 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, 191257 + ... + 202414.

It is an arithmetic number, because the mean of its divisors is an integer number (314150256).

Almost surely, 2^2196290509 is an apocalyptic number.

It is an amenable number.

2196290509 is a deficient number, since it is larger than the sum of its proper divisors (316911539).

2196290509 is an equidigital number, since it uses as much as digits as its factorization.

2196290509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394475.

The product of its (nonzero) digits is 87480, while the sum is 43.

The square root of 2196290509 is about 46864.5976084293. The cubic root of 2196290509 is about 1299.8600458802.

The spelling of 2196290509 in words is "two billion, one hundred ninety-six million, two hundred ninety thousand, five hundred nine".