4239799506 has 96 divisors (see below), whose sum is σ = 9718824960. Its totient is φ = 1334037600.

The previous prime is 4239799477. The next prime is 4239799511. The reversal of 4239799506 is 6059979324.

4239799506 is a `hidden beast` number, since 42 + 3 + 9 + 7 + 99 + 506 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4080135 + ... + 4081173.

It is an arithmetic number, because the mean of its divisors is an integer number (101237760).

Almost surely, 2^4239799506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4239799506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4859412480).

4239799506 is an abundant number, since it is smaller than the sum of its proper divisors (5479025454).

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

4239799506 is a wasteful number, since it uses less digits than its factorization.

4239799506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252 (or 1249 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 54.

The square root of 4239799506 is about 65113.7428351343. The cubic root of 4239799506 is about 1618.5089549978.

The spelling of 4239799506 in words is "four billion, two hundred thirty-nine million, seven hundred ninety-nine thousand, five hundred six".