2196587 has 8 divisors (see below), whose sum is σ = 2343456. Its totient is φ = 2051712.

The previous prime is 2196583. The next prime is 2196589. The reversal of 2196587 is 7856912.

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 2196587 - 2² = 2196583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2196587.

It is not an unprimeable number, because it can be changed into a prime (2196583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2258 + ... + 3080.

It is an arithmetic number, because the mean of its divisors is an integer number (292932).

2^2196587 is an apocalyptic number.

2196587 is a deficient number, since it is larger than the sum of its proper divisors (146869).

2196587 is a wasteful number, since it uses less digits than its factorization.

2196587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997.

The product of its digits is 30240, while the sum is 38.

The square root of 2196587 is about 1482.0887287879. The cubic root of 2196587 is about 129.9918535329.

The spelling of 2196587 in words is "two million, one hundred ninety-six thousand, five hundred eighty-seven".