39372742 has 4 divisors (see below), whose sum is σ = 59059116. Its totient is φ = 19686370.

The previous prime is 39372737. The next prime is 39372743. The reversal of 39372742 is 24727393.

39372742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39372743) 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 as a sum of consecutive naturals, namely, 9843184 + ... + 9843187.

It is an arithmetic number, because the mean of its divisors is an integer number (14764779).

Almost surely, 2^39372742 is an apocalyptic number.

39372742 is a deficient number, since it is larger than the sum of its proper divisors (19686374).

39372742 is a wasteful number, since it uses less digits than its factorization.

39372742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19686373.

The product of its digits is 63504, while the sum is 37.

The square root of 39372742 is about 6274.7702746794. The cubic root of 39372742 is about 340.1981025453.

The spelling of 39372742 in words is "thirty-nine million, three hundred seventy-two thousand, seven hundred forty-two".