36316521 has 12 divisors (see below), whose sum is σ = 52531648. Its totient is φ = 24176664.

The previous prime is 36316513. The next prime is 36316523. The reversal of 36316521 is 12561363.

36316521 is a `hidden beast` number, since 3 + 6 + 3 + 1 + 652 + 1 = 666.

It is not a de Polignac number, because 36316521 - 2³ = 36316513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36316523) 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 11 ways as a sum of consecutive naturals, for example, 4956 + ... + 9858.

Almost surely, 2^36316521 is an apocalyptic number.

It is an amenable number.

36316521 is a deficient number, since it is larger than the sum of its proper divisors (16215127).

36316521 is a wasteful number, since it uses less digits than its factorization.

36316521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5732 (or 5729 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 36316521 is about 6026.3190257403. The cubic root of 36316521 is about 331.1576148676.

Adding to 36316521 its reverse (12561363), we get a palindrome (48877884).

It can be divided in two parts, 363165 and 21, that multiplied together give a triangular number (7626465 = T₃₉₀₅).

The spelling of 36316521 in words is "thirty-six million, three hundred sixteen thousand, five hundred twenty-one".