2609313684 has 12 divisors (see below), whose sum is σ = 6088398624. Its totient is φ = 869771224.

The previous prime is 2609313653. The next prime is 2609313703. The reversal of 2609313684 is 4863139062.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108721392 + ... + 108721415.

It is an arithmetic number, because the mean of its divisors is an integer number (507366552).

Almost surely, 2^2609313684 is an apocalyptic number.

It is an amenable number.

2609313684 is an abundant number, since it is smaller than the sum of its proper divisors (3479084940).

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

2609313684 is a wasteful number, since it uses less digits than its factorization.

2609313684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217442814 (or 217442812 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 2609313684 is about 51081.4416789503. The cubic root of 2609313684 is about 1376.7088279672.

The spelling of 2609313684 in words is "two billion, six hundred nine million, three hundred thirteen thousand, six hundred eighty-four".