2239018 has 16 divisors (see below), whose sum is σ = 3502080. Its totient is φ = 1072656.

The previous prime is 2239009. The next prime is 2239031. The reversal of 2239018 is 8109322.

It is a junction number, because it is equal to n+sod(n) for n = 2238983 and 2239001.

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, 5655 + ... + 6037.

It is an arithmetic number, because the mean of its divisors is an integer number (218880).

2^2239018 is an apocalyptic number.

2239018 is a deficient number, since it is larger than the sum of its proper divisors (1263062).

2239018 is a wasteful number, since it uses less digits than its factorization.

2239018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2239018 is about 1496.3348555721. The cubic root of 2239018 is about 130.8235294514.

The spelling of 2239018 in words is "two million, two hundred thirty-nine thousand, eighteen".