36784417 has 2 divisors, whose sum is σ = 36784418. Its totient is φ = 36784416.

The previous prime is 36784381. The next prime is 36784439. The reversal of 36784417 is 71448763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36772096 + 12321 = 6064^2 + 111^2 .

It is an emirp because it is prime and its reverse (71448763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36784417 - 2⁷ = 36784289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36784417.

It is not a weakly prime, because it can be changed into another prime (36784487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18392208 + 18392209.

It is an arithmetic number, because the mean of its divisors is an integer number (18392209).

Almost surely, 2^36784417 is an apocalyptic number.

It is an amenable number.

36784417 is a deficient number, since it is larger than the sum of its proper divisors (1).

36784417 is an equidigital number, since it uses as much as digits as its factorization.

36784417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 40.

The square root of 36784417 is about 6065.0158285037. The cubic root of 36784417 is about 332.5737436074.

The spelling of 36784417 in words is "thirty-six million, seven hundred eighty-four thousand, four hundred seventeen".