42945068 has 6 divisors (see below), whose sum is σ = 75153876. Its totient is φ = 21472532.

The previous prime is 42945061. The next prime is 42945079. The reversal of 42945068 is 86054924.

It is not an unprimeable number, because it can be changed into a prime (42945061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5368130 + ... + 5368137.

It is an arithmetic number, because the mean of its divisors is an integer number (12525646).

Almost surely, 2^42945068 is an apocalyptic number.

It is an amenable number.

42945068 is a deficient number, since it is larger than the sum of its proper divisors (32208808).

42945068 is a wasteful number, since it uses less digits than its factorization.

42945068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10736271 (or 10736269 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 42945068 is about 6553.2486600159. The cubic root of 42945068 is about 350.1905574567.

The spelling of 42945068 in words is "forty-two million, nine hundred forty-five thousand, sixty-eight".