2182140928 has 44 divisors (see below), whose sum is σ = 4758734592. Its totient is φ = 991877120.

The previous prime is 2182140913. The next prime is 2182140967. The reversal of 2182140928 is 8290412812.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85600 + ... + 108127.

Almost surely, 2^2182140928 is an apocalyptic number.

It is an amenable number.

2182140928 is an abundant number, since it is smaller than the sum of its proper divisors (2576593664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2182140928 is a wasteful number, since it uses less digits than its factorization.

2182140928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193758 (or 193740 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 2182140928 is about 46713.3913134125. The cubic root of 2182140928 is about 1297.0625843280.

The spelling of 2182140928 in words is "two billion, one hundred eighty-two million, one hundred forty thousand, nine hundred twenty-eight".