36689039 has 4 divisors (see below), whose sum is σ = 36969240. Its totient is φ = 36408840.

The previous prime is 36689017. The next prime is 36689041. The reversal of 36689039 is 93098663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93098663 = 7 ⋅13299809.

It is a cyclic number.

It is not a de Polignac number, because 36689039 - 2⁸ = 36688783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36689069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139904 + ... + 140165.

It is an arithmetic number, because the mean of its divisors is an integer number (9242310).

Almost surely, 2^36689039 is an apocalyptic number.

36689039 is a deficient number, since it is larger than the sum of its proper divisors (280201).

36689039 is a wasteful number, since it uses less digits than its factorization.

36689039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280200.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 36689039 is about 6057.1477611166. The cubic root of 36689039 is about 332.2860522753.

The spelling of 36689039 in words is "thirty-six million, six hundred eighty-nine thousand, thirty-nine".