38730117 has 8 divisors (see below), whose sum is σ = 52899840. Its totient is φ = 25190240.

The previous prime is 38730103. The next prime is 38730119. The reversal of 38730117 is 71103783.

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 38730117 - 2¹⁴ = 38713733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38730119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157317 + ... + 157562.

It is an arithmetic number, because the mean of its divisors is an integer number (6612480).

Almost surely, 2^38730117 is an apocalyptic number.

It is an amenable number.

38730117 is a deficient number, since it is larger than the sum of its proper divisors (14169723).

38730117 is a wasteful number, since it uses less digits than its factorization.

38730117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314923.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 38730117 is about 6223.3525530858. The cubic root of 38730117 is about 338.3370847915.

The spelling of 38730117 in words is "thirty-eight million, seven hundred thirty thousand, one hundred seventeen".