3490717 has 4 divisors (see below), whose sum is σ = 3494556. Its totient is φ = 3486880.

The previous prime is 3490709. The next prime is 3490727. The reversal of 3490717 is 7170943.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1038361 + 2452356 = 1019^2 + 1566^2 .

It is a cyclic number.

It is not a de Polignac number, because 3490717 - 2³ = 3490709 is a prime.

It is a super-3 number, since 3×3490717³ (a number of 21 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (31) 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 (3490727) 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, 303 + ... + 2659.

It is an arithmetic number, because the mean of its divisors is an integer number (873639).

Almost surely, 2^3490717 is an apocalyptic number.

It is an amenable number.

3490717 is a deficient number, since it is larger than the sum of its proper divisors (3839).

3490717 is a wasteful number, since it uses less digits than its factorization.

3490717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 3490717 is about 1868.3460600221. The cubic root of 3490717 is about 151.6950980525.

The spelling of 3490717 in words is "three million, four hundred ninety thousand, seven hundred seventeen".