2201584138 has 32 divisors (see below), whose sum is σ = 3671380944. Its totient is φ = 983549952.

The previous prime is 2201584103. The next prime is 2201584141. The reversal of 2201584138 is 8314851022.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1675019329 + 526564809 = 40927^2 + 22947^2 .

It is an unprimeable number.

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, 183706 + ... + 195322.

Almost surely, 2^2201584138 is an apocalyptic number.

2201584138 is a deficient number, since it is larger than the sum of its proper divisors (1469796806).

2201584138 is a wasteful number, since it uses less digits than its factorization.

2201584138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11866.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 2201584138 is about 46921.0415272296. The cubic root of 2201584138 is about 1300.9035410957.

The spelling of 2201584138 in words is "two billion, two hundred one million, five hundred eighty-four thousand, one hundred thirty-eight".