4593920856 has 128 divisors (see below), whose sum is σ = 13835059200. Its totient is φ = 1243307520.

The previous prime is 4593920813. The next prime is 4593920887. The reversal of 4593920856 is 6580293954.

It is a super-2 number, since 2×4593920856² = 42208217662383545472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4593920799 and 4593920808.

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, 249321 + ... + 267111.

It is an arithmetic number, because the mean of its divisors is an integer number (108086400).

Almost surely, 2^4593920856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4593920856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6917529600).

4593920856 is an abundant number, since it is smaller than the sum of its proper divisors (9241138344).

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

4593920856 is a wasteful number, since it uses less digits than its factorization.

4593920856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17889 (or 17885 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 51.

The square root of 4593920856 is about 67778.4689706104. The cubic root of 4593920856 is about 1662.3705493718.

It can be divided in two parts, 45939 and 20856, that added together give a triangular number (66795 = T₃₆₅).

The spelling of 4593920856 in words is "four billion, five hundred ninety-three million, nine hundred twenty thousand, eight hundred fifty-six".