42342712 has 16 divisors (see below), whose sum is σ = 79552800. Its totient is φ = 21128640.

The previous prime is 42342691. The next prime is 42342721. The reversal of 42342712 is 21724324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912 + ... + 9247.

It is an arithmetic number, because the mean of its divisors is an integer number (4972050).

Almost surely, 2^42342712 is an apocalyptic number.

It is an amenable number.

42342712 is a deficient number, since it is larger than the sum of its proper divisors (37210088).

42342712 is a wasteful number, since it uses less digits than its factorization.

42342712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10686 (or 10682 counting only the distinct ones).

The product of its digits is 2688, while the sum is 25.

The square root of 42342712 is about 6507.1277842071. The cubic root of 42342712 is about 348.5455616771.

The spelling of 42342712 in words is "forty-two million, three hundred forty-two thousand, seven hundred twelve".