38730118 has 16 divisors (see below), whose sum is σ = 66558240. Its totient is φ = 16557696.

The previous prime is 38730103. The next prime is 38730119. The reversal of 38730118 is 81103783.

It is a self number, because there is not a number n which added to its sum of digits gives 38730118.

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, 2868 + ... + 9256.

It is an arithmetic number, because the mean of its divisors is an integer number (4159890).

Almost surely, 2^38730118 is an apocalyptic number.

38730118 is a deficient number, since it is larger than the sum of its proper divisors (27828122).

38730118 is a wasteful number, since it uses less digits than its factorization.

38730118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6831.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 38730118 is about 6223.3526334284. The cubic root of 38730118 is about 338.3370877035.

The spelling of 38730118 in words is "thirty-eight million, seven hundred thirty thousand, one hundred eighteen".