42873423 has 8 divisors (see below), whose sum is σ = 58101936. Its totient is φ = 28113600.

The previous prime is 42873373. The next prime is 42873427. The reversal of 42873423 is 32437824.

42873423 is nontrivially palindromic in base 13.

42873423 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 not a de Polignac number, because 42873423 - 2¹⁰ = 42872399 is a prime.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42873427) 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, 116958 + ... + 117323.

It is an arithmetic number, because the mean of its divisors is an integer number (7262742).

Almost surely, 2^42873423 is an apocalyptic number.

42873423 is a deficient number, since it is larger than the sum of its proper divisors (15228513).

42873423 is a wasteful number, since it uses less digits than its factorization.

42873423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234345.

The product of its digits is 32256, while the sum is 33.

The square root of 42873423 is about 6547.7800054675. The cubic root of 42873423 is about 349.9957087909.

The spelling of 42873423 in words is "forty-two million, eight hundred seventy-three thousand, four hundred twenty-three".