2102136 has 16 divisors (see below), whose sum is σ = 5255400. Its totient is φ = 700704.

The previous prime is 2102117. The next prime is 2102137. The reversal of 2102136 is 6312012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43771 + ... + 43818.

2^2102136 is an apocalyptic number.

It is an amenable number.

2102136 is an abundant number, since it is smaller than the sum of its proper divisors (3153264).

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

2102136 is a wasteful number, since it uses less digits than its factorization.

2102136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87598 (or 87594 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2102136 is about 1449.8744773255. The cubic root of 2102136 is about 128.1013195181.

Adding to 2102136 its reverse (6312012), we get a palindrome (8414148).

It can be divided in two parts, 210 and 2136, that added together give a triangular number (2346 = T₆₈).

The spelling of 2102136 in words is "two million, one hundred two thousand, one hundred thirty-six".