2103036 has 72 divisors (see below), whose sum is σ = 5718384. Its totient is φ = 599040.

The previous prime is 2103029. The next prime is 2103041. The reversal of 2103036 is 6303012.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34446 + ... + 34506.

It is an arithmetic number, because the mean of its divisors is an integer number (79422).

2^2103036 is an apocalyptic number.

2103036 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2103036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2859192).

2103036 is an abundant number, since it is smaller than the sum of its proper divisors (3615348).

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

2103036 is a wasteful number, since it uses less digits than its factorization.

2103036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2103036 is about 1450.1848158080. The cubic root of 2103036 is about 128.1195985032.

Adding to 2103036 its reverse (6303012), we get a palindrome (8406048).

The spelling of 2103036 in words is "two million, one hundred three thousand, thirty-six".