4123844 has 12 divisors (see below), whose sum is σ = 7335468. Its totient is φ = 2028000.

The previous prime is 4123841. The next prime is 4123849. The reversal of 4123844 is 4483214.

It can be written as a sum of positive squares in 2 ways, for example, as 2402500 + 1721344 = 1550^2 + 1312^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4123841) by changing a digit.

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, 8207 + ... + 8694.

It is an arithmetic number, because the mean of its divisors is an integer number (611289).

Almost surely, 2^4123844 is an apocalyptic number.

It is an amenable number.

4123844 is a deficient number, since it is larger than the sum of its proper divisors (3211624).

4123844 is a wasteful number, since it uses less digits than its factorization.

4123844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16966 (or 16964 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 4123844 is about 2030.7249936907. The cubic root of 4123844 is about 160.3617336468.

The spelling of 4123844 in words is "four million, one hundred twenty-three thousand, eight hundred forty-four".