4445838 has 24 divisors (see below), whose sum is σ = 9673248. Its totient is φ = 1475712.

The previous prime is 4445821. The next prime is 4445839. The reversal of 4445838 is 8385444.

4445838 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4445839) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6270 + ... + 6942.

It is an arithmetic number, because the mean of its divisors is an integer number (403052).

Almost surely, 2^4445838 is an apocalyptic number.

4445838 is an abundant number, since it is smaller than the sum of its proper divisors (5227410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4445838 is a wasteful number, since it uses less digits than its factorization.

4445838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048 (or 1045 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 4445838 is about 2108.5155915952. The cubic root of 4445838 is about 164.4313205107.

The spelling of 4445838 in words is "four million, four hundred forty-five thousand, eight hundred thirty-eight".