2188506104 has 16 divisors (see below), whose sum is σ = 4180873320. Its totient is φ = 1073606560.

The previous prime is 2188506049. The next prime is 2188506119. The reversal of 2188506104 is 4016058812.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2580362 + ... + 2581209.

Almost surely, 2^2188506104 is an apocalyptic number.

It is an amenable number.

2188506104 is a deficient number, since it is larger than the sum of its proper divisors (1992367216).

2188506104 is a wasteful number, since it uses less digits than its factorization.

2188506104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161630 (or 5161626 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 2188506104 is about 46781.4718024134. The cubic root of 2188506104 is about 1298.3225116862.

The spelling of 2188506104 in words is "two billion, one hundred eighty-eight million, five hundred six thousand, one hundred four".