38730755 has 8 divisors (see below), whose sum is σ = 53116512. Its totient is φ = 26558208.

The previous prime is 38730739. The next prime is 38730763. The reversal of 38730755 is 55703783.

It is a happy number.

38730755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38730755 - 2⁴ = 38730739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553262 + ... + 553331.

It is an arithmetic number, because the mean of its divisors is an integer number (6639564).

Almost surely, 2^38730755 is an apocalyptic number.

38730755 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

38730755 is a deficient number, since it is larger than the sum of its proper divisors (14385757).

38730755 is a wasteful number, since it uses less digits than its factorization.

38730755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106605.

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 38730755 is about 6223.4038114202. The cubic root of 38730755 is about 338.3389425867.

The spelling of 38730755 in words is "thirty-eight million, seven hundred thirty thousand, seven hundred fifty-five".