2136528 has 60 divisors (see below), whose sum is σ = 6156228. Its totient is φ = 691200.

The previous prime is 2136527. The next prime is 2136553. The reversal of 2136528 is 8256312.

2136528 is a `hidden beast` number, since 2 + 1 + 3 + 652 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2039184 + 97344 = 1428^2 + 312^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5128 + ... + 5528.

2^2136528 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 2136528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3078114).

2136528 is an abundant number, since it is smaller than the sum of its proper divisors (4019700).

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

2136528 is a wasteful number, since it uses less digits than its factorization.

2136528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452 (or 443 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2136528 is about 1461.6866969361. The cubic root of 2136528 is about 128.7961445807.

The spelling of 2136528 in words is "two million, one hundred thirty-six thousand, five hundred twenty-eight".