42339384 has 48 divisors (see below), whose sum is σ = 121417920. Its totient is φ = 13282560.

The previous prime is 42339373. The next prime is 42339419. The reversal of 42339384 is 48393324.

It is a happy number.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16072 + ... + 18519.

It is an arithmetic number, because the mean of its divisors is an integer number (2529540).

Almost surely, 2^42339384 is an apocalyptic number.

It is an amenable number.

42339384 is an abundant number, since it is smaller than the sum of its proper divisors (79078536).

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

42339384 is a wasteful number, since it uses less digits than its factorization.

42339384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34620 (or 34613 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 42339384 is about 6506.8720595998. The cubic root of 42339384 is about 348.5364299205.

The spelling of 42339384 in words is "forty-two million, three hundred thirty-nine thousand, three hundred eighty-four".