3613091 has 6 divisors (see below), whose sum is σ = 3677076. Its totient is φ = 3550200.

The previous prime is 3613079. The next prime is 3613121. The reversal of 3613091 is 1903163.

3613091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3613091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3613991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3236 + ... + 4206.

It is an arithmetic number, because the mean of its divisors is an integer number (612846).

Almost surely, 2^3613091 is an apocalyptic number.

3613091 is a deficient number, since it is larger than the sum of its proper divisors (63985).

3613091 is an frugal number, since it uses more digits than its factorization.

3613091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093 (or 1032 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 3613091 is about 1900.8132470077. The cubic root of 3613091 is about 153.4474350249.

The spelling of 3613091 in words is "three million, six hundred thirteen thousand, ninety-one".