42423159 has 16 divisors (see below), whose sum is σ = 58613760. Its totient is φ = 27264480.

The previous prime is 42423149. The next prime is 42423163. The reversal of 42423159 is 95132424.

It is not a de Polignac number, because 42423159 - 2⁸ = 42422903 is a prime.

It is a house number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42423119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28762 + ... + 30200.

It is an arithmetic number, because the mean of its divisors is an integer number (3663360).

Almost surely, 2^42423159 is an apocalyptic number.

42423159 is a deficient number, since it is larger than the sum of its proper divisors (16190601).

42423159 is a wasteful number, since it uses less digits than its factorization.

42423159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790.

The product of its digits is 8640, while the sum is 30.

The square root of 42423159 is about 6513.3063032534. The cubic root of 42423159 is about 348.7661561611.

The spelling of 42423159 in words is "forty-two million, four hundred twenty-three thousand, one hundred fifty-nine".