2609083740 has 96 divisors (see below), whose sum is σ = 7484166144. Its totient is φ = 678827520.

The previous prime is 2609083733. The next prime is 2609083753. The reversal of 2609083740 is 473809062.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1033680 + ... + 1036200.

It is an arithmetic number, because the mean of its divisors is an integer number (77960064).

Almost surely, 2^2609083740 is an apocalyptic number.

2609083740 is a gapful number since it is divisible by the number (20) 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 2609083740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3742083072).

2609083740 is an abundant number, since it is smaller than the sum of its proper divisors (4875082404).

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

2609083740 is a wasteful number, since it uses less digits than its factorization.

2609083740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2947 (or 2945 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 2609083740 is about 51079.1908706471. The cubic root of 2609083740 is about 1376.6683862684.

The spelling of 2609083740 in words is "two billion, six hundred nine million, eighty-three thousand, seven hundred forty".