42930068 has 6 divisors (see below), whose sum is σ = 75127626. Its totient is φ = 21465032.

The previous prime is 42930061. The next prime is 42930073. The reversal of 42930068 is 86003924.

42930068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 35022724 + 7907344 = 5918^2 + 2812^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42930061) 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, 5366255 + ... + 5366262.

It is an arithmetic number, because the mean of its divisors is an integer number (12521271).

Almost surely, 2^42930068 is an apocalyptic number.

It is an amenable number.

42930068 is a deficient number, since it is larger than the sum of its proper divisors (32197558).

42930068 is a wasteful number, since it uses less digits than its factorization.

42930068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10732521 (or 10732519 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 42930068 is about 6552.1040895273. The cubic root of 42930068 is about 350.1497807909.

The spelling of 42930068 in words is "forty-two million, nine hundred thirty thousand, sixty-eight".