2103608 has 32 divisors (see below), whose sum is σ = 4309200. Its totient is φ = 956928.

The previous prime is 2103601. The next prime is 2103611. The reversal of 2103608 is 8063012.

It is a self number, because there is not a number n which added to its sum of digits gives 2103608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11663 + ... + 11841.

2^2103608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2103608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2154600).

2103608 is an abundant number, since it is smaller than the sum of its proper divisors (2205592).

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

2103608 is a wasteful number, since it uses less digits than its factorization.

2103608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2103608 is about 1450.3820186420. The cubic root of 2103608 is about 128.1312131034.

The spelling of 2103608 in words is "two million, one hundred three thousand, six hundred eight".