2084539638 has 32 divisors (see below), whose sum is σ = 4284948096. Its totient is φ = 675678528.

The previous prime is 2084539627. The next prime is 2084539663. The reversal of 2084539638 is 8369354802.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40770 + ... + 76362.

It is an arithmetic number, because the mean of its divisors is an integer number (133904628).

Almost surely, 2^2084539638 is an apocalyptic number.

2084539638 is an abundant number, since it is smaller than the sum of its proper divisors (2200408458).

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

2084539638 is a wasteful number, since it uses less digits than its factorization.

2084539638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35868.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The square root of 2084539638 is about 45656.7589519887. The cubic root of 2084539638 is about 1277.4288471317.

The spelling of 2084539638 in words is "two billion, eighty-four million, five hundred thirty-nine thousand, six hundred thirty-eight".