2209963 has 8 divisors (see below), whose sum is σ = 2568960. Its totient is φ = 1861800.

The previous prime is 2209957. The next prime is 2209967. The reversal of 2209963 is 3699022.

2209963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2209963 - 2⁵ = 2209931 is a prime.

It is a super-2 number, since 2×2209963² = 9767872922738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2209967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2263 + ... + 3088.

It is an arithmetic number, because the mean of its divisors is an integer number (321120).

2^2209963 is an apocalyptic number.

2209963 is a deficient number, since it is larger than the sum of its proper divisors (358997).

2209963 is an equidigital number, since it uses as much as digits as its factorization.

2209963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5417.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 2209963 is about 1486.5944302331. The cubic root of 2209963 is about 130.2551792499.

The spelling of 2209963 in words is "two million, two hundred nine thousand, nine hundred sixty-three".