36520617 has 16 divisors (see below), whose sum is σ = 55780352. Its totient is φ = 20820240.

The previous prime is 36520613. The next prime is 36520633. The reversal of 36520617 is 71602563.

It is not a de Polignac number, because 36520617 - 2² = 36520613 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36520613) 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 15 ways as a sum of consecutive naturals, for example, 8442 + ... + 12012.

It is an arithmetic number, because the mean of its divisors is an integer number (3486272).

Almost surely, 2^36520617 is an apocalyptic number.

It is an amenable number.

36520617 is a deficient number, since it is larger than the sum of its proper divisors (19259735).

36520617 is a wasteful number, since it uses less digits than its factorization.

36520617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4068.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 36520617 is about 6043.2290209788. The cubic root of 36520617 is about 331.7768162995.

The spelling of 36520617 in words is "thirty-six million, five hundred twenty thousand, six hundred seventeen".