42939064 has 16 divisors (see below), whose sum is σ = 92012400. Its totient is φ = 18402432.

The previous prime is 42939047. The next prime is 42939073. The reversal of 42939064 is 46093924.

42939064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 383329 + ... + 383440.

It is an arithmetic number, because the mean of its divisors is an integer number (5750775).

Almost surely, 2^42939064 is an apocalyptic number.

It is an amenable number.

42939064 is an abundant number, since it is smaller than the sum of its proper divisors (49073336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42939064 is a wasteful number, since it uses less digits than its factorization.

42939064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766782 (or 766778 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 42939064 is about 6552.7905505975. The cubic root of 42939064 is about 350.1742370564.

It can be divided in two parts, 429 and 39064, that added together give a palindrome (39493).

The spelling of 42939064 in words is "forty-two million, nine hundred thirty-nine thousand, sixty-four".