42331742 has 4 divisors (see below), whose sum is σ = 63497616. Its totient is φ = 21165870.

The previous prime is 42331741. The next prime is 42331747. The reversal of 42331742 is 24713324.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42331741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10582934 + ... + 10582937.

It is an arithmetic number, because the mean of its divisors is an integer number (15874404).

Almost surely, 2^42331742 is an apocalyptic number.

42331742 is a deficient number, since it is larger than the sum of its proper divisors (21165874).

42331742 is a wasteful number, since it uses less digits than its factorization.

42331742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21165873.

The product of its digits is 4032, while the sum is 26.

The square root of 42331742 is about 6506.2848077839. The cubic root of 42331742 is about 348.5154590937.

The spelling of 42331742 in words is "forty-two million, three hundred thirty-one thousand, seven hundred forty-two".