3705671 has 4 divisors (see below), whose sum is σ = 3729432. Its totient is φ = 3681912.

The previous prime is 3705659. The next prime is 3705679. The reversal of 3705671 is 1765073.

3705671 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 an emirpimes, since its reverse is a distinct semiprime: 1765073 = 1097 ⋅1609.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3705671 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 (3705679) 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, 11645 + ... + 11958.

It is an arithmetic number, because the mean of its divisors is an integer number (932358).

Almost surely, 2^3705671 is an apocalyptic number.

3705671 is a deficient number, since it is larger than the sum of its proper divisors (23761).

3705671 is a wasteful number, since it uses less digits than its factorization.

3705671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23760.

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 3705671 is about 1925.0119480149. The cubic root of 3705671 is about 154.7470170798.

The spelling of 3705671 in words is "three million, seven hundred five thousand, six hundred seventy-one".