38723329 has 12 divisors (see below), whose sum is σ = 41090112. Its totient is φ = 36482600.

The previous prime is 38723303. The next prime is 38723339. The reversal of 38723329 is 92332783.

38723329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38723329 - 2¹¹ = 38721281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38723339) 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 11 ways as a sum of consecutive naturals, for example, 37044 + ... + 38074.

It is an arithmetic number, because the mean of its divisors is an integer number (3424176).

Almost surely, 2^38723329 is an apocalyptic number.

It is an amenable number.

38723329 is a deficient number, since it is larger than the sum of its proper divisors (2366783).

38723329 is a wasteful number, since it uses less digits than its factorization.

38723329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148 (or 1125 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 38723329 is about 6222.8071639735. The cubic root of 38723329 is about 338.3173175192.

It can be divided in two parts, 387 and 23329, that added together give a square (23716 = 154²).

The spelling of 38723329 in words is "thirty-eight million, seven hundred twenty-three thousand, three hundred twenty-nine".