38674565 has 4 divisors (see below), whose sum is σ = 46409484. Its totient is φ = 30939648.

The previous prime is 38674513. The next prime is 38674607. The reversal of 38674565 is 56547683.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23174596 + 15499969 = 4814^2 + 3937^2 .

It is a cyclic number.

It is not a de Polignac number, because 38674565 - 2⁸ = 38674309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3867452 + ... + 3867461.

It is an arithmetic number, because the mean of its divisors is an integer number (11602371).

Almost surely, 2^38674565 is an apocalyptic number.

It is an amenable number.

38674565 is a deficient number, since it is larger than the sum of its proper divisors (7734919).

38674565 is an equidigital number, since it uses as much as digits as its factorization.

38674565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7734918.

The product of its digits is 604800, while the sum is 44.

The square root of 38674565 is about 6218.8877622932. The cubic root of 38674565 is about 338.1752443719.

The spelling of 38674565 in words is "thirty-eight million, six hundred seventy-four thousand, five hundred sixty-five".