2103916 has 6 divisors (see below), whose sum is σ = 3681860. Its totient is φ = 1051956.

The previous prime is 2103911. The next prime is 2103919. The reversal of 2103916 is 6193012.

It is not an unprimeable number, because it can be changed into a prime (2103911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262986 + ... + 262993.

2^2103916 is an apocalyptic number.

It is an amenable number.

2103916 is a deficient number, since it is larger than the sum of its proper divisors (1577944).

2103916 is a wasteful number, since it uses less digits than its factorization.

2103916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525983 (or 525981 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2103916 is about 1450.4881936783. The cubic root of 2103916 is about 128.1374662469.

Adding to 2103916 its reverse (6193012), we get a palindrome (8296928).

The spelling of 2103916 in words is "two million, one hundred three thousand, nine hundred sixteen".