36989761 has 8 divisors (see below), whose sum is σ = 39156480. Its totient is φ = 34882512.

The previous prime is 36989737. The next prime is 36989783. The reversal of 36989761 is 16798963.

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 36989761 - 2²¹ = 34892609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36989731) 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, 13585 + ... + 16078.

It is an arithmetic number, because the mean of its divisors is an integer number (4894560).

Almost surely, 2^36989761 is an apocalyptic number.

It is an amenable number.

36989761 is a deficient number, since it is larger than the sum of its proper divisors (2166719).

36989761 is a wasteful number, since it uses less digits than its factorization.

36989761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29735.

The product of its digits is 489888, while the sum is 49.

The square root of 36989761 is about 6081.9208314479. The cubic root of 36989761 is about 333.1914448338.

The spelling of 36989761 in words is "thirty-six million, nine hundred eighty-nine thousand, seven hundred sixty-one".