3838885 has 8 divisors (see below), whose sum is σ = 4755456. Its totient is φ = 2971920.

The previous prime is 3838883. The next prime is 3838897. The reversal of 3838885 is 5888383.

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

It is not a de Polignac number, because 3838885 - 2¹ = 3838883 is a prime.

It is an Ulam number.

It is a Duffinian number.

3838885 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3838883) 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, 12229 + ... + 12538.

It is an arithmetic number, because the mean of its divisors is an integer number (594432).

Almost surely, 2^3838885 is an apocalyptic number.

It is an amenable number.

3838885 is a deficient number, since it is larger than the sum of its proper divisors (916571).

3838885 is a wasteful number, since it uses less digits than its factorization.

3838885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24803.

The product of its digits is 184320, while the sum is 43.

The square root of 3838885 is about 1959.3072755441. The cubic root of 3838885 is about 156.5795476607.

The spelling of 3838885 in words is "three million, eight hundred thirty-eight thousand, eight hundred eighty-five".