2209683963 has 4 divisors (see below), whose sum is σ = 2946245288. Its totient is φ = 1473122640.

The previous prime is 2209683887. The next prime is 2209683967. The reversal of 2209683963 is 3693869022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2209683963 - 2²² = 2205489659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2209683967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368280658 + ... + 368280663.

It is an arithmetic number, because the mean of its divisors is an integer number (736561322).

Almost surely, 2^2209683963 is an apocalyptic number.

2209683963 is a deficient number, since it is larger than the sum of its proper divisors (736561325).

2209683963 is an equidigital number, since it uses as much as digits as its factorization.

2209683963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736561324.

The product of its (nonzero) digits is 839808, while the sum is 48.

The square root of 2209683963 is about 47007.2756389902. The cubic root of 2209683963 is about 1302.4969687388.

The spelling of 2209683963 in words is "two billion, two hundred nine million, six hundred eighty-three thousand, nine hundred sixty-three".