42343668 has 48 divisors (see below), whose sum is σ = 116242560. Its totient is φ = 13283712.

The previous prime is 42343627. The next prime is 42343669. The reversal of 42343668 is 86634324.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42343669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9696 + ... + 13367.

It is an arithmetic number, because the mean of its divisors is an integer number (2421720).

Almost surely, 2^42343668 is an apocalyptic number.

It is an amenable number.

42343668 is an abundant number, since it is smaller than the sum of its proper divisors (73898892).

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

42343668 is a wasteful number, since it uses less digits than its factorization.

42343668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23093 (or 23085 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 42343668 is about 6507.2012417014. The cubic root of 42343668 is about 348.5481847735.

The spelling of 42343668 in words is "forty-two million, three hundred forty-three thousand, six hundred sixty-eight".