42329238 has 24 divisors (see below), whose sum is σ = 98480952. Its totient is φ = 12093984.

The previous prime is 42329237. The next prime is 42329249. The reversal of 42329238 is 83292324.

It is a junction number, because it is equal to n+sod(n) for n = 42329199 and 42329208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42329233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71695 + ... + 72282.

It is an arithmetic number, because the mean of its divisors is an integer number (4103373).

Almost surely, 2^42329238 is an apocalyptic number.

42329238 is an abundant number, since it is smaller than the sum of its proper divisors (56151714).

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

42329238 is a wasteful number, since it uses less digits than its factorization.

42329238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143996 (or 143989 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 42329238 is about 6506.0923756123. The cubic root of 42329238 is about 348.5085871825.

The spelling of 42329238 in words is "forty-two million, three hundred twenty-nine thousand, two hundred thirty-eight".