3838631 has 16 divisors (see below), whose sum is σ = 4230144. Its totient is φ = 3473184.

The previous prime is 3838621. The next prime is 3838657. The reversal of 3838631 is 1368383.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-3838631 is a prime.

It is a super-2 number, since 2×3838631² = 29470175908322, 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 (3838621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57260 + ... + 57326.

It is an arithmetic number, because the mean of its divisors is an integer number (264384).

Almost surely, 2^3838631 is an apocalyptic number.

3838631 is a deficient number, since it is larger than the sum of its proper divisors (391513).

3838631 is a wasteful number, since it uses less digits than its factorization.

3838631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190.

The product of its digits is 10368, while the sum is 32.

The square root of 3838631 is about 1959.2424556445. The cubic root of 3838631 is about 156.5760942203.

The spelling of 3838631 in words is "three million, eight hundred thirty-eight thousand, six hundred thirty-one".