38922439 has 8 divisors (see below), whose sum is σ = 40677120. Its totient is φ = 37206456.

The previous prime is 38922419. The next prime is 38922449. The reversal of 38922439 is 93422983.

38922439 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 38922439 - 2⁷ = 38922311 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 (38922419) 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 7 ways as a sum of consecutive naturals, for example, 7609 + ... + 11650.

It is an arithmetic number, because the mean of its divisors is an integer number (5084640).

Almost surely, 2^38922439 is an apocalyptic number.

38922439 is a deficient number, since it is larger than the sum of its proper divisors (1754681).

38922439 is a wasteful number, since it uses less digits than its factorization.

38922439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19349.

The product of its digits is 93312, while the sum is 40.

The square root of 38922439 is about 6238.7850580061. The cubic root of 38922439 is about 338.8961867739.

The spelling of 38922439 in words is "thirty-eight million, nine hundred twenty-two thousand, four hundred thirty-nine".