38765137 has 4 divisors (see below), whose sum is σ = 39127536. Its totient is φ = 38402740.

The previous prime is 38765123. The next prime is 38765161. The reversal of 38765137 is 73156783.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 38765137 - 2⁷ = 38765009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38765137.

It is not an unprimeable number, because it can be changed into a prime (38765437) 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 3 ways as a sum of consecutive naturals, for example, 181039 + ... + 181252.

It is an arithmetic number, because the mean of its divisors is an integer number (9781884).

Almost surely, 2^38765137 is an apocalyptic number.

It is an amenable number.

38765137 is a deficient number, since it is larger than the sum of its proper divisors (362399).

38765137 is a wasteful number, since it uses less digits than its factorization.

38765137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362398.

The product of its digits is 105840, while the sum is 40.

The square root of 38765137 is about 6226.1655133798. The cubic root of 38765137 is about 338.4390295333.

The spelling of 38765137 in words is "thirty-eight million, seven hundred sixty-five thousand, one hundred thirty-seven".