36669865 has 8 divisors (see below), whose sum is σ = 44048448. Its totient is φ = 29306160.

The previous prime is 36669859. The next prime is 36669877. The reversal of 36669865 is 56896663.

36669865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-36669865 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2724 + ... + 8986.

It is an arithmetic number, because the mean of its divisors is an integer number (5506056).

Almost surely, 2^36669865 is an apocalyptic number.

It is an amenable number.

36669865 is a deficient number, since it is larger than the sum of its proper divisors (7378583).

36669865 is a wasteful number, since it uses less digits than its factorization.

36669865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7439.

The product of its digits is 1399680, while the sum is 49.

The square root of 36669865 is about 6055.5647961194. The cubic root of 36669865 is about 332.2281570279.

It can be divided in two parts, 3666 and 9865, that added together give a palindrome (13531).

The spelling of 36669865 in words is "thirty-six million, six hundred sixty-nine thousand, eight hundred sixty-five".