36686670 has 16 divisors (see below), whose sum is σ = 88048080. Its totient is φ = 9783104.

The previous prime is 36686669. The next prime is 36686723. The reversal of 36686670 is 7668663.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611415 + ... + 611474.

It is an arithmetic number, because the mean of its divisors is an integer number (5503005).

Almost surely, 2^36686670 is an apocalyptic number.

36686670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

36686670 is an abundant number, since it is smaller than the sum of its proper divisors (51361410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36686670 is a wasteful number, since it uses less digits than its factorization.

36686670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222899.

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 36686670 is about 6056.9522038728. The cubic root of 36686670 is about 332.2789002519.

The spelling of 36686670 in words is "thirty-six million, six hundred eighty-six thousand, six hundred seventy".