42322311 has 8 divisors (see below), whose sum is σ = 62699760. Its totient is φ = 28214856.

The previous prime is 42322289. The next prime is 42322331. The reversal of 42322311 is 11322324.

It is not a de Polignac number, because 42322311 - 2¹⁵ = 42289543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42322331) 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, 783720 + ... + 783773.

It is an arithmetic number, because the mean of its divisors is an integer number (7837470).

Almost surely, 2^42322311 is an apocalyptic number.

42322311 is a deficient number, since it is larger than the sum of its proper divisors (20377449).

42322311 is a wasteful number, since it uses less digits than its factorization.

42322311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567502 (or 1567496 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 42322311 is about 6505.5600066405. The cubic root of 42322311 is about 348.4895754954.

Adding to 42322311 its reverse (11322324), we get a palindrome (53644635).

The spelling of 42322311 in words is "forty-two million, three hundred twenty-two thousand, three hundred eleven".