36464689 has 4 divisors (see below), whose sum is σ = 37152756. Its totient is φ = 35776624.

The previous prime is 36464651. The next prime is 36464693. The reversal of 36464689 is 98646463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24850225 + 11614464 = 4985^2 + 3408^2 .

It is a cyclic number.

It is not a de Polignac number, because 36464689 - 2²¹ = 34367537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36464699) 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, 343954 + ... + 344059.

It is an arithmetic number, because the mean of its divisors is an integer number (9288189).

Almost surely, 2^36464689 is an apocalyptic number.

It is an amenable number.

36464689 is a deficient number, since it is larger than the sum of its proper divisors (688067).

36464689 is an equidigital number, since it uses as much as digits as its factorization.

36464689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688066.

The product of its digits is 746496, while the sum is 46.

The square root of 36464689 is about 6038.5999205114. The cubic root of 36464689 is about 331.6073677756.

The spelling of 36464689 in words is "thirty-six million, four hundred sixty-four thousand, six hundred eighty-nine".