42322571 has 8 divisors (see below), whose sum is σ = 46357920. Its totient is φ = 38459008.

The previous prime is 42322559. The next prime is 42322573. The reversal of 42322571 is 17522324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42322571 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42322571.

It is not an unprimeable number, because it can be changed into a prime (42322573) 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, 42431 + ... + 43416.

It is an arithmetic number, because the mean of its divisors is an integer number (5794740).

Almost surely, 2^42322571 is an apocalyptic number.

42322571 is a deficient number, since it is larger than the sum of its proper divisors (4035349).

42322571 is a wasteful number, since it uses less digits than its factorization.

42322571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85893.

The product of its digits is 3360, while the sum is 26.

The square root of 42322571 is about 6505.5799895167. The cubic root of 42322571 is about 348.4902891230.

Adding to 42322571 its reverse (17522324), we get a palindrome (59844895).

The spelling of 42322571 in words is "forty-two million, three hundred twenty-two thousand, five hundred seventy-one".