42423322 has 8 divisors (see below), whose sum is σ = 63662976. Its totient is φ = 21202332.

The previous prime is 42423307. The next prime is 42423361. The reversal of 42423322 is 22332424.

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

It is a junction number, because it is equal to n+sod(n) for n = 42423293 and 42423302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5143 + ... + 10549.

It is an arithmetic number, because the mean of its divisors is an integer number (7957872).

Almost surely, 2^42423322 is an apocalyptic number.

42423322 is a deficient number, since it is larger than the sum of its proper divisors (21239654).

42423322 is a wasteful number, since it uses less digits than its factorization.

42423322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9332.

The product of its digits is 2304, while the sum is 22.

The square root of 42423322 is about 6513.3188160875. The cubic root of 42423322 is about 348.7666028418.

Adding to 42423322 its reverse (22332424), we get a palindrome (64755746).

The spelling of 42423322 in words is "forty-two million, four hundred twenty-three thousand, three hundred twenty-two".