2136530 has 16 divisors (see below), whose sum is σ = 4195584. Its totient is φ = 776880.

The previous prime is 2136527. The next prime is 2136553. The reversal of 2136530 is 356312.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 3⁹ + 6 + 5 + 3⁹ + 0 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9602 + ... + 9821.

It is an arithmetic number, because the mean of its divisors is an integer number (262224).

2^2136530 is an apocalyptic number.

2136530 is a deficient number, since it is larger than the sum of its proper divisors (2059054).

2136530 is a wasteful number, since it uses less digits than its factorization.

2136530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19441.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 2136530 is about 1461.6873810771. The cubic root of 2136530 is about 128.7961847693.

The spelling of 2136530 in words is "two million, one hundred thirty-six thousand, five hundred thirty".