36668387 has 16 divisors (see below), whose sum is σ = 42696192. Its totient is φ = 30844800.

The previous prime is 36668327. The next prime is 36668407. The reversal of 36668387 is 78386663.

It is not a de Polignac number, because 36668387 - 2²² = 32474083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36668327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119288 + ... + 119594.

It is an arithmetic number, because the mean of its divisors is an integer number (2668512).

Almost surely, 2^36668387 is an apocalyptic number.

36668387 is a deficient number, since it is larger than the sum of its proper divisors (6027805).

36668387 is a wasteful number, since it uses less digits than its factorization.

36668387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578.

The product of its digits is 870912, while the sum is 47.

The square root of 36668387 is about 6055.4427583786. The cubic root of 36668387 is about 332.2236934189.

The spelling of 36668387 in words is "thirty-six million, six hundred sixty-eight thousand, three hundred eighty-seven".