4739139720 has 192 divisors, whose sum is σ = 17977489920. Its totient is φ = 1060157952.

The previous prime is 4739139707. The next prime is 4739139763. The reversal of 4739139720 is 279319374.

4739139720 is a `hidden beast` number, since 473 + 91 + 3 + 97 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98434 + ... + 138446.

It is an arithmetic number, because the mean of its divisors is an integer number (93632760).

Almost surely, 2^4739139720 is an apocalyptic number.

4739139720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4739139720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8988744960).

4739139720 is an abundant number, since it is smaller than the sum of its proper divisors (13238350200).

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

4739139720 is a wasteful number, since it uses less digits than its factorization.

4739139720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40084 (or 40077 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 4739139720 is about 68841.4099216453. The cubic root of 4739139720 is about 1679.7056031759.

The spelling of 4739139720 in words is "four billion, seven hundred thirty-nine million, one hundred thirty-nine thousand, seven hundred twenty".