42331085 has 8 divisors (see below), whose sum is σ = 50889696. Its totient is φ = 33803280.

The previous prime is 42331057. The next prime is 42331087. The reversal of 42331085 is 58013324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42331085 - 2⁸ = 42330829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42331087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4559 + ... + 10268.

It is an arithmetic number, because the mean of its divisors is an integer number (6361212).

Almost surely, 2^42331085 is an apocalyptic number.

It is an amenable number.

42331085 is a deficient number, since it is larger than the sum of its proper divisors (8558611).

42331085 is a wasteful number, since it uses less digits than its factorization.

42331085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15403.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 42331085 is about 6506.2343179446. The cubic root of 42331085 is about 348.5136560665.

The spelling of 42331085 in words is "forty-two million, three hundred thirty-one thousand, eighty-five".