2105136 has 80 divisors (see below), whose sum is σ = 6606720. Its totient is φ = 636480.

The previous prime is 2105119. The next prime is 2105141. The reversal of 2105136 is 6315012.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 2²¹ + 1 + 0 + 5³ + 1 + 3⁸ + 6⁴ .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4531 + ... + 4973.

It is an arithmetic number, because the mean of its divisors is an integer number (82584).

2^2105136 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 2105136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3303360).

2105136 is an abundant number, since it is smaller than the sum of its proper divisors (4501584).

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

2105136 is a wasteful number, since it uses less digits than its factorization.

2105136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 2105136 is about 1450.9086807928. The cubic root of 2105136 is about 128.1622291972.

The spelling of 2105136 in words is "two million, one hundred five thousand, one hundred thirty-six".