2739971892 has 96 divisors (see below), whose sum is σ = 7481743360. Its totient is φ = 764277120.

The previous prime is 2739971887. The next prime is 2739971909. The reversal of 2739971892 is 2981799372.

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, 710313 + ... + 714159.

Almost surely, 2^2739971892 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 2739971892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3740871680).

2739971892 is an abundant number, since it is smaller than the sum of its proper divisors (4741771468).

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

2739971892 is a wasteful number, since it uses less digits than its factorization.

2739971892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4061 (or 4059 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 57.

The square root of 2739971892 is about 52344.7408246521. The cubic root of 2739971892 is about 1399.3146121334.

The spelling of 2739971892 in words is "two billion, seven hundred thirty-nine million, nine hundred seventy-one thousand, eight hundred ninety-two".