42331934 has 4 divisors (see below), whose sum is σ = 63497904. Its totient is φ = 21165966.

The previous prime is 42331931. The next prime is 42331963. The reversal of 42331934 is 43913324.

42331934 is nontrivially palindromic in base 13.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42331897 and 42331906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42331931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10582982 + ... + 10582985.

It is an arithmetic number, because the mean of its divisors is an integer number (15874476).

Almost surely, 2^42331934 is an apocalyptic number.

42331934 is a deficient number, since it is larger than the sum of its proper divisors (21165970).

42331934 is a wasteful number, since it uses less digits than its factorization.

42331934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21165969.

The product of its digits is 7776, while the sum is 29.

The square root of 42331934 is about 6506.2995627315. The cubic root of 42331934 is about 348.5159860022.

The spelling of 42331934 in words is "forty-two million, three hundred thirty-one thousand, nine hundred thirty-four".