36771986 has 32 divisors (see below), whose sum is σ = 62052480. Its totient is φ = 16251136.

The previous prime is 36771967. The next prime is 36771989. The reversal of 36771986 is 68917763.

It is a self number, because there is not a number n which added to its sum of digits gives 36771986.

It is not an unprimeable number, because it can be changed into a prime (36771989) 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, 45740 + ... + 46536.

It is an arithmetic number, because the mean of its divisors is an integer number (1939140).

Almost surely, 2^36771986 is an apocalyptic number.

36771986 is a deficient number, since it is larger than the sum of its proper divisors (25280494).

36771986 is a wasteful number, since it uses less digits than its factorization.

36771986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898.

The product of its digits is 381024, while the sum is 47.

The square root of 36771986 is about 6063.9909300724. The cubic root of 36771986 is about 332.5362758394.

The spelling of 36771986 in words is "thirty-six million, seven hundred seventy-one thousand, nine hundred eighty-six".