4079929890 has 16 divisors (see below), whose sum is σ = 9791831808. Its totient is φ = 1087981296.

The previous prime is 4079929859. The next prime is 4079929891. The reversal of 4079929890 is 989299704.

4079929890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4079929890.

It is not an unprimeable number, because it can be changed into a prime (4079929891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67998802 + ... + 67998861.

It is an arithmetic number, because the mean of its divisors is an integer number (611989488).

Almost surely, 2^4079929890 is an apocalyptic number.

4079929890 is an abundant number, since it is smaller than the sum of its proper divisors (5711901918).

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

4079929890 is a wasteful number, since it uses less digits than its factorization.

4079929890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135997673.

The product of its (nonzero) digits is 2939328, while the sum is 57.

The square root of 4079929890 is about 63874.3288810145. The cubic root of 4079929890 is about 1597.9047952813.

The spelling of 4079929890 in words is "four billion, seventy-nine million, nine hundred twenty-nine thousand, eight hundred ninety".