3545671 has 4 divisors (see below), whose sum is σ = 3585600. Its totient is φ = 3505744.

The previous prime is 3545629. The next prime is 3545693. The reversal of 3545671 is 1765453.

3545671 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: 1765453 = 163 ⋅10831.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3545671 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 (3545071) 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, 19831 + ... + 20008.

It is an arithmetic number, because the mean of its divisors is an integer number (896400).

Almost surely, 2^3545671 is an apocalyptic number.

3545671 is a deficient number, since it is larger than the sum of its proper divisors (39929).

3545671 is an equidigital number, since it uses as much as digits as its factorization.

3545671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39928.

The product of its digits is 12600, while the sum is 31.

The square root of 3545671 is about 1882.9952203869. The cubic root of 3545671 is about 152.4869970101.

The spelling of 3545671 in words is "three million, five hundred forty-five thousand, six hundred seventy-one".