2203664673 has 16 divisors (see below), whose sum is σ = 3473758080. Its totient is φ = 1215814656.

The previous prime is 2203664657. The next prime is 2203664677. The reversal of 2203664673 is 3764663022.

It is not a de Polignac number, because 2203664673 - 2⁴ = 2203664657 is a prime.

It is a super-2 number, since 2×2203664673² = 9712275982056393858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2203664677) 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 15 ways as a sum of consecutive naturals, for example, 1808640 + ... + 1809857.

It is an arithmetic number, because the mean of its divisors is an integer number (217109880).

Almost surely, 2^2203664673 is an apocalyptic number.

It is an amenable number.

2203664673 is a deficient number, since it is larger than the sum of its proper divisors (1270093407).

2203664673 is a wasteful number, since it uses less digits than its factorization.

2203664673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618536.

The product of its (nonzero) digits is 217728, while the sum is 39.

The square root of 2203664673 is about 46943.2068887502. The cubic root of 2203664673 is about 1301.3132041746.

The spelling of 2203664673 in words is "two billion, two hundred three million, six hundred sixty-four thousand, six hundred seventy-three".