39938734 has 8 divisors (see below), whose sum is σ = 65354328. Its totient is φ = 18153960.

The previous prime is 39938711. The next prime is 39938737. The reversal of 39938734 is 43783993.

39938734 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (39938737) 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 3 ways as a sum of consecutive naturals, for example, 907677 + ... + 907720.

It is an arithmetic number, because the mean of its divisors is an integer number (8169291).

Almost surely, 2^39938734 is an apocalyptic number.

39938734 is a deficient number, since it is larger than the sum of its proper divisors (25415594).

39938734 is a wasteful number, since it uses less digits than its factorization.

39938734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1815410.

The product of its digits is 489888, while the sum is 46.

The square root of 39938734 is about 6319.7099616992. The cubic root of 39938734 is about 341.8204944706.

The spelling of 39938734 in words is "thirty-nine million, nine hundred thirty-eight thousand, seven hundred thirty-four".