36684859 has 2 divisors, whose sum is σ = 36684860. Its totient is φ = 36684858.

The previous prime is 36684853. The next prime is 36684881. The reversal of 36684859 is 95848663.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36684859 - 2⁷ = 36684731 is a prime.

It is not a weakly prime, because it can be changed into another prime (36684853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18342429 + 18342430.

It is an arithmetic number, because the mean of its divisors is an integer number (18342430).

Almost surely, 2^36684859 is an apocalyptic number.

36684859 is a deficient number, since it is larger than the sum of its proper divisors (1).

36684859 is an equidigital number, since it uses as much as digits as its factorization.

36684859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 49.

The square root of 36684859 is about 6056.8027043978. The cubic root of 36684859 is about 332.2734326257.

The spelling of 36684859 in words is "thirty-six million, six hundred eighty-four thousand, eight hundred fifty-nine".