3491039 has 4 divisors (see below), whose sum is σ = 3506256. Its totient is φ = 3475824.

The previous prime is 3491029. The next prime is 3491051. The reversal of 3491039 is 9301943.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3491039 - 2²⁰ = 2442463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3491029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7259 + ... + 7724.

It is an arithmetic number, because the mean of its divisors is an integer number (876564).

Almost surely, 2^3491039 is an apocalyptic number.

3491039 is a deficient number, since it is larger than the sum of its proper divisors (15217).

3491039 is a wasteful number, since it uses less digits than its factorization.

3491039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15216.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 3491039 is about 1868.4322305077. The cubic root of 3491039 is about 151.6997622633.

The spelling of 3491039 in words is "three million, four hundred ninety-one thousand, thirty-nine".