3858244 has 12 divisors (see below), whose sum is σ = 7271404. Its totient is φ = 1780704.

The previous prime is 3858233. The next prime is 3858251. The reversal of 3858244 is 4428583.

It can be written as a sum of positive squares in 2 ways, for example, as 202500 + 3655744 = 450^2 + 1912^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37047 + ... + 37150.

Almost surely, 2^3858244 is an apocalyptic number.

It is an amenable number.

3858244 is a deficient number, since it is larger than the sum of its proper divisors (3413160).

3858244 is a wasteful number, since it uses less digits than its factorization.

3858244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74214 (or 74212 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 3858244 is about 1964.2413293687. The cubic root of 3858244 is about 156.8423099241.

It can be divided in two parts, 385 and 8244, that multiplied together give a triangular number (3173940 = T₂₅₁₉).

The spelling of 3858244 in words is "three million, eight hundred fifty-eight thousand, two hundred forty-four".