3491279 has 8 divisors (see below), whose sum is σ = 3822672. Its totient is φ = 3162240.

The previous prime is 3491261. The next prime is 3491287. The reversal of 3491279 is 9721943.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3491279 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 (3491249) 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 7 ways as a sum of consecutive naturals, for example, 4397 + ... + 5129.

It is an arithmetic number, because the mean of its divisors is an integer number (477834).

Almost surely, 2^3491279 is an apocalyptic number.

3491279 is a deficient number, since it is larger than the sum of its proper divisors (331393).

3491279 is a wasteful number, since it uses less digits than its factorization.

3491279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177.

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

The square root of 3491279 is about 1868.4964543718. The cubic root of 3491279 is about 151.7032385072.

The spelling of 3491279 in words is "three million, four hundred ninety-one thousand, two hundred seventy-nine".