2189752076 has 12 divisors (see below), whose sum is σ = 3998677872. Its totient is φ = 1047272688.

The previous prime is 2189752063. The next prime is 2189752091. The reversal of 2189752076 is 6702579812.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2189752076.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11900735 + ... + 11900918.

It is an arithmetic number, because the mean of its divisors is an integer number (333223156).

Almost surely, 2^2189752076 is an apocalyptic number.

It is an amenable number.

2189752076 is a deficient number, since it is larger than the sum of its proper divisors (1808925796).

2189752076 is a wasteful number, since it uses less digits than its factorization.

2189752076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23801680 (or 23801678 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 2189752076 is about 46794.7868463999. The cubic root of 2189752076 is about 1298.5688542478.

The spelling of 2189752076 in words is "two billion, one hundred eighty-nine million, seven hundred fifty-two thousand, seventy-six".