4239881860 has 48 divisors (see below), whose sum is σ = 9060045120. Its totient is φ = 1666247040.

The previous prime is 4239881827. The next prime is 4239881881. The reversal of 4239881860 is 681889324.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1593211 + ... + 1595869.

It is an arithmetic number, because the mean of its divisors is an integer number (188750940).

Almost surely, 2^4239881860 is an apocalyptic number.

It is an amenable number.

4239881860 is an abundant number, since it is smaller than the sum of its proper divisors (4820163260).

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

4239881860 is a wasteful number, since it uses less digits than its factorization.

4239881860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036 (or 4034 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The square root of 4239881860 is about 65114.3752177659. The cubic root of 4239881860 is about 1618.5194342531.

The spelling of 4239881860 in words is "four billion, two hundred thirty-nine million, eight hundred eighty-one thousand, eight hundred sixty".