36820117 has 4 divisors (see below), whose sum is σ = 36923040. Its totient is φ = 36717196.

The previous prime is 36820099. The next prime is 36820141. The reversal of 36820117 is 71102863.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36820117 - 2⁷ = 36819989 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 (36820187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50923 + ... + 51640.

It is an arithmetic number, because the mean of its divisors is an integer number (9230760).

Almost surely, 2^36820117 is an apocalyptic number.

It is an amenable number.

36820117 is a deficient number, since it is larger than the sum of its proper divisors (102923).

36820117 is a wasteful number, since it uses less digits than its factorization.

36820117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102922.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 36820117 is about 6067.9582233236. The cubic root of 36820117 is about 332.6812986060.

The spelling of 36820117 in words is "thirty-six million, eight hundred twenty thousand, one hundred seventeen".