42124323 has 8 divisors (see below), whose sum is σ = 56797200. Its totient is φ = 27767168.

The previous prime is 42124309. The next prime is 42124333. The reversal of 42124323 is 32342124.

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

It is a cyclic number.

It is not a de Polignac number, because 42124323 - 2¹⁰ = 42123299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42124323.

It is not an unprimeable number, because it can be changed into a prime (42124333) 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, 78618 + ... + 79151.

It is an arithmetic number, because the mean of its divisors is an integer number (7099650).

Almost surely, 2^42124323 is an apocalyptic number.

42124323 is a deficient number, since it is larger than the sum of its proper divisors (14672877).

42124323 is a wasteful number, since it uses less digits than its factorization.

42124323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157861.

The product of its digits is 1152, while the sum is 21.

The square root of 42124323 is about 6490.3253385327. The cubic root of 42124323 is about 347.9453028712.

Adding to 42124323 its reverse (32342124), we get a palindrome (74466447).

The spelling of 42124323 in words is "forty-two million, one hundred twenty-four thousand, three hundred twenty-three".