38665238 has 8 divisors (see below), whose sum is σ = 58044000. Its totient is φ = 19317240.

The previous prime is 38665229. The next prime is 38665261. The reversal of 38665238 is 83256683.

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

It is a junction number, because it is equal to n+sod(n) for n = 38665195 and 38665204.

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, 4238 + ... + 9761.

It is an arithmetic number, because the mean of its divisors is an integer number (7255500).

Almost surely, 2^38665238 is an apocalyptic number.

38665238 is a deficient number, since it is larger than the sum of its proper divisors (19378762).

38665238 is a wasteful number, since it uses less digits than its factorization.

38665238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15382.

The product of its digits is 207360, while the sum is 41.

The square root of 38665238 is about 6218.1378241400. The cubic root of 38665238 is about 338.1480567005.

The spelling of 38665238 in words is "thirty-eight million, six hundred sixty-five thousand, two hundred thirty-eight".