39012142 has 8 divisors (see below), whose sum is σ = 63019656. Its totient is φ = 18005592.

The previous prime is 39012133. The next prime is 39012173. The reversal of 39012142 is 24121093.

39012142 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 an unprimeable number.

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, 750208 + ... + 750259.

It is an arithmetic number, because the mean of its divisors is an integer number (7877457).

Almost surely, 2^39012142 is an apocalyptic number.

39012142 is a deficient number, since it is larger than the sum of its proper divisors (24007514).

39012142 is a wasteful number, since it uses less digits than its factorization.

39012142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500482.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 39012142 is about 6245.9700607672. The cubic root of 39012142 is about 339.1563338885.

The spelling of 39012142 in words is "thirty-nine million, twelve thousand, one hundred forty-two".