42242268 has 24 divisors (see below), whose sum is σ = 98791168. Its totient is φ = 14048496.

The previous prime is 42242267. The next prime is 42242273. The reversal of 42242268 is 86224224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42242261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1755 + ... + 9357.

Almost surely, 2^42242268 is an apocalyptic number.

It is an amenable number.

42242268 is an abundant number, since it is smaller than the sum of its proper divisors (56548900).

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

42242268 is a wasteful number, since it uses less digits than its factorization.

42242268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073 (or 8071 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 42242268 is about 6499.4052035552. The cubic root of 42242268 is about 348.2697406607.

The spelling of 42242268 in words is "forty-two million, two hundred forty-two thousand, two hundred sixty-eight".