2239138 has 16 divisors (see below), whose sum is σ = 3880224. Its totient is φ = 957760.

The previous prime is 2239123. The next prime is 2239141. The reversal of 2239138 is 8319322.

It is an Ulam number.

It is a congruent number.

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, 2620 + ... + 3367.

It is an arithmetic number, because the mean of its divisors is an integer number (242514).

2^2239138 is an apocalyptic number.

2239138 is a deficient number, since it is larger than the sum of its proper divisors (1641086).

2239138 is a wasteful number, since it uses less digits than its factorization.

2239138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6017.

The product of its digits is 2592, while the sum is 28.

The square root of 2239138 is about 1496.3749530114. The cubic root of 2239138 is about 130.8258665687.

The spelling of 2239138 in words is "two million, two hundred thirty-nine thousand, one hundred thirty-eight".