36520169 has 8 divisors (see below), whose sum is σ = 41774400. Its totient is φ = 31275216.

The previous prime is 36520163. The next prime is 36520177. The reversal of 36520169 is 96102563.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36520169 - 2⁴ = 36520153 is a prime.

It is a super-2 number, since 2×36520169² = 2667445487577122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36520163) 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 7 ways as a sum of consecutive naturals, for example, 12182 + ... + 14880.

It is an arithmetic number, because the mean of its divisors is an integer number (5221800).

Almost surely, 2^36520169 is an apocalyptic number.

It is an amenable number.

36520169 is a deficient number, since it is larger than the sum of its proper divisors (5254231).

36520169 is a wasteful number, since it uses less digits than its factorization.

36520169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4639.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 36520169 is about 6043.1919545882. The cubic root of 36520169 is about 331.7754596538.

The spelling of 36520169 in words is "thirty-six million, five hundred twenty thousand, one hundred sixty-nine".