4749239856 has 20 divisors (see below), whose sum is σ = 12268869752. Its totient is φ = 1583079936.

The previous prime is 4749239837. The next prime is 4749239863. The reversal of 4749239856 is 6589329474.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4749239796 and 4749239805.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49471201 + ... + 49471296.

Almost surely, 2^4749239856 is an apocalyptic number.

It is an amenable number.

4749239856 is an abundant number, since it is smaller than the sum of its proper divisors (7519629896).

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

4749239856 is a wasteful number, since it uses less digits than its factorization.

4749239856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98942508 (or 98942502 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 57.

The square root of 4749239856 is about 68914.7288756185. The cubic root of 4749239856 is about 1680.8980289514.

The spelling of 4749239856 in words is "four billion, seven hundred forty-nine million, two hundred thirty-nine thousand, eight hundred fifty-six".