2609193804 has 48 divisors (see below), whose sum is σ = 6973655808. Its totient is φ = 743790528.

The previous prime is 2609193739. The next prime is 2609193841. The reversal of 2609193804 is 4083919062.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 2154 + ... + 72270.

It is an arithmetic number, because the mean of its divisors is an integer number (145284496).

Almost surely, 2^2609193804 is an apocalyptic number.

It is an amenable number.

2609193804 is an abundant number, since it is smaller than the sum of its proper divisors (4364462004).

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

2609193804 is a wasteful number, since it uses less digits than its factorization.

2609193804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70574 (or 70572 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 2609193804 is about 51080.2682451845. The cubic root of 2609193804 is about 1376.6877442134.

The spelling of 2609193804 in words is "two billion, six hundred nine million, one hundred ninety-three thousand, eight hundred four".