38538733 has 6 divisors (see below), whose sum is σ = 38781834. Its totient is φ = 38296656.

The previous prime is 38538713. The next prime is 38538743. The reversal of 38538733 is 33783583.

38538733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2502724 + 36036009 = 1582^2 + 6003^2 .

It is not a de Polignac number, because 38538733 - 2¹⁷ = 38407661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38538713) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 103135 + ... + 103507.

It is an arithmetic number, because the mean of its divisors is an integer number (6463639).

Almost surely, 2^38538733 is an apocalyptic number.

It is an amenable number.

38538733 is a deficient number, since it is larger than the sum of its proper divisors (243101).

38538733 is an frugal number, since it uses more digits than its factorization.

38538733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023 (or 650 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 38538733 is about 6207.9572324558. The cubic root of 38538733 is about 337.7788692840.

The spelling of 38538733 in words is "thirty-eight million, five hundred thirty-eight thousand, seven hundred thirty-three".