3491771 has 4 divisors (see below), whose sum is σ = 3566112. Its totient is φ = 3417432.

The previous prime is 3491767. The next prime is 3491773. The reversal of 3491771 is 1771943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1771943 = 23 ⋅77041.

It is a cyclic number.

It is not a de Polignac number, because 3491771 - 2² = 3491767 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3491773) 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, 37100 + ... + 37193.

It is an arithmetic number, because the mean of its divisors is an integer number (891528).

Almost surely, 2^3491771 is an apocalyptic number.

3491771 is a deficient number, since it is larger than the sum of its proper divisors (74341).

3491771 is an equidigital number, since it uses as much as digits as its factorization.

3491771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74340.

The product of its digits is 5292, while the sum is 32.

The square root of 3491771 is about 1868.6281063925. The cubic root of 3491771 is about 151.7103643091.

The spelling of 3491771 in words is "three million, four hundred ninety-one thousand, seven hundred seventy-one".