2085683556 has 96 divisors (see below), whose sum is σ = 5639372928. Its totient is φ = 592936960.

The previous prime is 2085683549. The next prime is 2085683569. The reversal of 2085683556 is 6553865802.

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, 790816 + ... + 793448.

It is an arithmetic number, because the mean of its divisors is an integer number (58743468).

Almost surely, 2^2085683556 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 2085683556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2819686464).

2085683556 is an abundant number, since it is smaller than the sum of its proper divisors (3553689372).

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

2085683556 is a wasteful number, since it uses less digits than its factorization.

2085683556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3021 (or 3019 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 48.

The square root of 2085683556 is about 45669.2846013598. The cubic root of 2085683556 is about 1277.6624729179.

The spelling of 2085683556 in words is "two billion, eighty-five million, six hundred eighty-three thousand, five hundred fifty-six".