36506653 has 4 divisors (see below), whose sum is σ = 36524988. Its totient is φ = 36488320.

The previous prime is 36506651. The next prime is 36506669. The reversal of 36506653 is 35660563.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35660563 = 37 ⋅963799.

It can be written as a sum of positive squares in 2 ways, for example, as 13972644 + 22534009 = 3738^2 + 4747^2 .

It is a cyclic number.

It is not a de Polignac number, because 36506653 - 2¹ = 36506651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36506651) 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 3 ways as a sum of consecutive naturals, for example, 5758 + ... + 10303.

It is an arithmetic number, because the mean of its divisors is an integer number (9131247).

Almost surely, 2^36506653 is an apocalyptic number.

It is an amenable number.

36506653 is a deficient number, since it is larger than the sum of its proper divisors (18335).

36506653 is a wasteful number, since it uses less digits than its factorization.

36506653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18334.

The product of its (nonzero) digits is 48600, while the sum is 34.

The square root of 36506653 is about 6042.0735679070. The cubic root of 36506653 is about 331.7345249177.

The spelling of 36506653 in words is "thirty-six million, five hundred six thousand, six hundred fifty-three".