36128529 has 6 divisors (see below), whose sum is σ = 52185666. Its totient is φ = 24085680.

The previous prime is 36128527. The next prime is 36128567. The reversal of 36128529 is 92582163.

36128529 is a `hidden beast` number, since 3 + 6 + 128 + 529 = 666.

It can be written as a sum of positive squares in only one way, i.e., 25553025 + 10575504 = 5055^2 + 3252^2 .

It is not a de Polignac number, because 36128529 - 2¹ = 36128527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36128493 and 36128502.

It is not an unprimeable number, because it can be changed into a prime (36128527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2007132 + ... + 2007149.

It is an arithmetic number, because the mean of its divisors is an integer number (8697611).

Almost surely, 2^36128529 is an apocalyptic number.

It is an amenable number.

36128529 is a deficient number, since it is larger than the sum of its proper divisors (16057137).

36128529 is a wasteful number, since it uses less digits than its factorization.

36128529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014287 (or 4014284 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 36128529 is about 6010.7012070140. The cubic root of 36128529 is about 330.5852150221.

The spelling of 36128529 in words is "thirty-six million, one hundred twenty-eight thousand, five hundred twenty-nine".