2389916 has 12 divisors (see below), whose sum is σ = 4194960. Its totient is φ = 1191360.

The previous prime is 2389901. The next prime is 2389921. The reversal of 2389916 is 6199832.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 2389916.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076 + ... + 2436.

It is an arithmetic number, because the mean of its divisors is an integer number (349580).

2^2389916 is an apocalyptic number.

It is an amenable number.

2389916 is a deficient number, since it is larger than the sum of its proper divisors (1805044).

2389916 is a wasteful number, since it uses less digits than its factorization.

2389916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 1802 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 2389916 is about 1545.9353155938. The cubic root of 2389916 is about 133.6988111682.

The spelling of 2389916 in words is "two million, three hundred eighty-nine thousand, nine hundred sixteen".