3849631 has 4 divisors (see below), whose sum is σ = 3854664. Its totient is φ = 3844600.

The previous prime is 3849617. The next prime is 3849653. The reversal of 3849631 is 1369483.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3849631 - 2¹¹ = 3847583 is a prime.

It is a super-2 number, since 2×3849631² = 29639317672322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3849031) 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, 1105 + ... + 2986.

It is an arithmetic number, because the mean of its divisors is an integer number (963666).

Almost surely, 2^3849631 is an apocalyptic number.

3849631 is a deficient number, since it is larger than the sum of its proper divisors (5033).

3849631 is an equidigital number, since it uses as much as digits as its factorization.

3849631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5032.

The product of its digits is 15552, while the sum is 34.

The square root of 3849631 is about 1962.0476548749. The cubic root of 3849631 is about 156.7255133293.

The spelling of 3849631 in words is "three million, eight hundred forty-nine thousand, six hundred thirty-one".