36684217 has 8 divisors (see below), whose sum is σ = 38876040. Its totient is φ = 34554240.

The previous prime is 36684211. The next prime is 36684227. The reversal of 36684217 is 71248663.

It can be written as a sum of positive squares in 4 ways, for example, as 395641 + 36288576 = 629^2 + 6024^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 36684217 - 2¹¹ = 36682169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36684211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14238 + ... + 16615.

It is an arithmetic number, because the mean of its divisors is an integer number (4859505).

Almost surely, 2^36684217 is an apocalyptic number.

It is an amenable number.

36684217 is a deficient number, since it is larger than the sum of its proper divisors (2191823).

36684217 is a wasteful number, since it uses less digits than its factorization.

36684217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30923.

The product of its digits is 48384, while the sum is 37.

The square root of 36684217 is about 6056.7497059066. The cubic root of 36684217 is about 332.2714943075.

The spelling of 36684217 in words is "thirty-six million, six hundred eighty-four thousand, two hundred seventeen".