3642671 has 8 divisors (see below), whose sum is σ = 3838560. Its totient is φ = 3449952.

The previous prime is 3642649. The next prime is 3642673. The reversal of 3642671 is 1762463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3642671 - 2¹⁰ = 3641647 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 (3642673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781 + ... + 3233.

It is an arithmetic number, because the mean of its divisors is an integer number (479820).

Almost surely, 2^3642671 is an apocalyptic number.

3642671 is a deficient number, since it is larger than the sum of its proper divisors (195889).

3642671 is a wasteful number, since it uses less digits than its factorization.

3642671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585.

The product of its digits is 6048, while the sum is 29.

The square root of 3642671 is about 1908.5782666687. The cubic root of 3642671 is about 153.8650501597.

The spelling of 3642671 in words is "three million, six hundred forty-two thousand, six hundred seventy-one".