2606802349 has 4 divisors (see below), whose sum is σ = 2606904540. Its totient is φ = 2606700160.

The previous prime is 2606802293. The next prime is 2606802371. The reversal of 2606802349 is 9432086062.

2606802349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1480864324 + 1125938025 = 38482^2 + 33555^2 .

It is a cyclic number.

It is not a de Polignac number, because 2606802349 - 2⁹ = 2606801837 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2606803349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22587 + ... + 75655.

It is an arithmetic number, because the mean of its divisors is an integer number (651726135).

Almost surely, 2^2606802349 is an apocalyptic number.

It is an amenable number.

2606802349 is a deficient number, since it is larger than the sum of its proper divisors (102191).

2606802349 is an equidigital number, since it uses as much as digits as its factorization.

2606802349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102190.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 2606802349 is about 51056.8540844420. The cubic root of 2606802349 is about 1376.2670148749.

The spelling of 2606802349 in words is "two billion, six hundred six million, eight hundred two thousand, three hundred forty-nine".