3491297 has 4 divisors (see below), whose sum is σ = 3512880. Its totient is φ = 3469716.

The previous prime is 3491291. The next prime is 3491311. The reversal of 3491297 is 7921943.

3491297 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 Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3491297 - 2⁶ = 3491233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3491291) 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 3 ways as a sum of consecutive naturals, for example, 10547 + ... + 10872.

It is an arithmetic number, because the mean of its divisors is an integer number (878220).

Almost surely, 2^3491297 is an apocalyptic number.

It is an amenable number.

3491297 is a deficient number, since it is larger than the sum of its proper divisors (21583).

3491297 is a wasteful number, since it uses less digits than its factorization.

3491297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21582.

The product of its digits is 13608, while the sum is 35.

The square root of 3491297 is about 1868.5012710726. The cubic root of 3491297 is about 151.7034992190.

The spelling of 3491297 in words is "three million, four hundred ninety-one thousand, two hundred ninety-seven".