36868669 has 4 divisors (see below), whose sum is σ = 37213344. Its totient is φ = 36523996.

The previous prime is 36868661. The next prime is 36868679. The reversal of 36868669 is 96686863.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36868669 - 2³ = 36868661 is a prime.

It is a super-2 number, since 2×36868669² = 2718597507663122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36868661) 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, 172177 + ... + 172390.

It is an arithmetic number, because the mean of its divisors is an integer number (9303336).

Almost surely, 2^36868669 is an apocalyptic number.

It is an amenable number.

36868669 is a deficient number, since it is larger than the sum of its proper divisors (344675).

36868669 is a wasteful number, since it uses less digits than its factorization.

36868669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344674.

The product of its digits is 2239488, while the sum is 52.

The square root of 36868669 is about 6071.9575920785. The cubic root of 36868669 is about 332.8274618928.

The spelling of 36868669 in words is "thirty-six million, eight hundred sixty-eight thousand, six hundred sixty-nine".