42703923 has 4 divisors (see below), whose sum is σ = 56938568. Its totient is φ = 28469280.

The previous prime is 42703901. The next prime is 42703931. The reversal of 42703923 is 32930724.

42703923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42703923 - 2⁸ = 42703667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42703933) 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 3 ways as a sum of consecutive naturals, for example, 7117318 + ... + 7117323.

It is an arithmetic number, because the mean of its divisors is an integer number (14234642).

Almost surely, 2^42703923 is an apocalyptic number.

42703923 is a deficient number, since it is larger than the sum of its proper divisors (14234645).

42703923 is a wasteful number, since it uses less digits than its factorization.

42703923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14234644.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 42703923 is about 6534.8238690878. The cubic root of 42703923 is about 349.5338638210.

The spelling of 42703923 in words is "forty-two million, seven hundred three thousand, nine hundred twenty-three".