3491959 has 4 divisors (see below), whose sum is σ = 3566304. Its totient is φ = 3417616.

The previous prime is 3491951. The next prime is 3491963. The reversal of 3491959 is 9591943.

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 3491959 - 2³ = 3491951 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 (3491951) 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, 37102 + ... + 37195.

It is an arithmetic number, because the mean of its divisors is an integer number (891576).

Almost surely, 2^3491959 is an apocalyptic number.

3491959 is a deficient number, since it is larger than the sum of its proper divisors (74345).

3491959 is an equidigital number, since it uses as much as digits as its factorization.

3491959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74344.

The product of its digits is 43740, while the sum is 40.

The square root of 3491959 is about 1868.6784100000. The cubic root of 3491959 is about 151.7130869997.

The spelling of 3491959 in words is "three million, four hundred ninety-one thousand, nine hundred fifty-nine".