4747087830 has 64 divisors (see below), whose sum is σ = 11731946688. Its totient is φ = 1228554240.

The previous prime is 4747087823. The next prime is 4747087859. The reversal of 4747087830 is 387807474.

It is a self number, because there is not a number n which added to its sum of digits gives 4747087830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227392 + ... + 247388.

It is an arithmetic number, because the mean of its divisors is an integer number (183311667).

Almost surely, 2^4747087830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4747087830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5865973344).

4747087830 is an abundant number, since it is smaller than the sum of its proper divisors (6984858858).

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

4747087830 is a wasteful number, since it uses less digits than its factorization.

4747087830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20241.

The product of its (nonzero) digits is 1053696, while the sum is 48.

The square root of 4747087830 is about 68899.1134195499. The cubic root of 4747087830 is about 1680.6441018049.

The spelling of 4747087830 in words is "four billion, seven hundred forty-seven million, eighty-seven thousand, eight hundred thirty".