4044138 has 16 divisors (see below), whose sum is σ = 9243840. Its totient is φ = 1155456.

The previous prime is 4044077. The next prime is 4044179. The reversal of 4044138 is 8314404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48103 + ... + 48186.

It is an arithmetic number, because the mean of its divisors is an integer number (577740).

Almost surely, 2^4044138 is an apocalyptic number.

4044138 is an abundant number, since it is smaller than the sum of its proper divisors (5199702).

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

4044138 is a wasteful number, since it uses less digits than its factorization.

4044138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96301.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 4044138 is about 2011.0042267484. The cubic root of 4044138 is about 159.3218432490.

The spelling of 4044138 in words is "four million, forty-four thousand, one hundred thirty-eight".