36719887 has 16 divisors (see below), whose sum is σ = 39463200. Its totient is φ = 34101760.

The previous prime is 36719869. The next prime is 36719897. The reversal of 36719887 is 78891763.

It is a cyclic number.

It is not a de Polignac number, because 36719887 - 2⁷ = 36719759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36719887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36719867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105648 + ... + 105994.

It is an arithmetic number, because the mean of its divisors is an integer number (2466450).

Almost surely, 2^36719887 is an apocalyptic number.

36719887 is a deficient number, since it is larger than the sum of its proper divisors (2743313).

36719887 is a wasteful number, since it uses less digits than its factorization.

36719887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506.

The product of its digits is 508032, while the sum is 49.

The square root of 36719887 is about 6059.6936391207. The cubic root of 36719887 is about 332.3791544565.

The spelling of 36719887 in words is "thirty-six million, seven hundred nineteen thousand, eight hundred eighty-seven".