42339822 has 24 divisors (see below), whose sum is σ = 98505576. Its totient is φ = 12097008.

The previous prime is 42339811. The next prime is 42339827. The reversal of 42339822 is 22893324.

42339822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42339827) 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 11 ways as a sum of consecutive naturals, for example, 71713 + ... + 72300.

It is an arithmetic number, because the mean of its divisors is an integer number (4104399).

Almost surely, 2^42339822 is an apocalyptic number.

42339822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42339822 is an abundant number, since it is smaller than the sum of its proper divisors (56165754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42339822 is a wasteful number, since it uses less digits than its factorization.

42339822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144032 (or 144025 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 42339822 is about 6506.9057162372. The cubic root of 42339822 is about 348.5376317836.

The spelling of 42339822 in words is "forty-two million, three hundred thirty-nine thousand, eight hundred twenty-two".