42331342 has 4 divisors (see below), whose sum is σ = 63497016. Its totient is φ = 21165670.

The previous prime is 42331321. The next prime is 42331361. The reversal of 42331342 is 24313324.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10582834 + ... + 10582837.

It is an arithmetic number, because the mean of its divisors is an integer number (15874254).

Almost surely, 2^42331342 is an apocalyptic number.

42331342 is a deficient number, since it is larger than the sum of its proper divisors (21165674).

42331342 is a wasteful number, since it uses less digits than its factorization.

42331342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21165673.

The product of its digits is 1728, while the sum is 22.

The square root of 42331342 is about 6506.2540682024. The cubic root of 42331342 is about 348.5143613625.

Adding to 42331342 its reverse (24313324), we get a palindrome (66644666).

The spelling of 42331342 in words is "forty-two million, three hundred thirty-one thousand, three hundred forty-two".