36731777 has 8 divisors (see below), whose sum is σ = 38926440. Its totient is φ = 34599040.

The previous prime is 36731771. The next prime is 36731789. The reversal of 36731777 is 77713763.

It can be written as a sum of positive squares in 4 ways, for example, as 141376 + 36590401 = 376^2 + 6049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36731777 - 2⁸ = 36731521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36731771) 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 7 ways as a sum of consecutive naturals, for example, 14258 + ... + 16635.

It is an arithmetic number, because the mean of its divisors is an integer number (4865805).

Almost surely, 2^36731777 is an apocalyptic number.

It is an amenable number.

36731777 is a deficient number, since it is larger than the sum of its proper divisors (2194663).

36731777 is a wasteful number, since it uses less digits than its factorization.

36731777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30963.

The product of its digits is 129654, while the sum is 41.

The square root of 36731777 is about 6060.6746324151. The cubic root of 36731777 is about 332.4150256786.

The spelling of 36731777 in words is "thirty-six million, seven hundred thirty-one thousand, seven hundred seventy-seven".