42522311 has 8 divisors (see below), whose sum is σ = 46346160. Its totient is φ = 38777472.

The previous prime is 42522301. The next prime is 42522329. The reversal of 42522311 is 11322524.

42522311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-42522311 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 (42522301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18626 + ... + 20783.

It is an arithmetic number, because the mean of its divisors is an integer number (5793270).

Almost surely, 2^42522311 is an apocalyptic number.

42522311 is a deficient number, since it is larger than the sum of its proper divisors (3823849).

42522311 is a wasteful number, since it uses less digits than its factorization.

42522311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39505.

The product of its digits is 480, while the sum is 20.

The square root of 42522311 is about 6520.9133562715. The cubic root of 42522311 is about 349.0376584624.

Adding to 42522311 its reverse (11322524), we get a palindrome (53844835).

The spelling of 42522311 in words is "forty-two million, five hundred twenty-two thousand, three hundred eleven".