42423526 has 8 divisors (see below), whose sum is σ = 63819720. Its totient is φ = 21150288.

The previous prime is 42423509. The next prime is 42423527. The reversal of 42423526 is 62532424.

42423526 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 a junction number, because it is equal to n+sod(n) for n = 42423494 and 42423503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42423527) 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, 29871 + ... + 31258.

It is an arithmetic number, because the mean of its divisors is an integer number (7977465).

Almost surely, 2^42423526 is an apocalyptic number.

42423526 is a deficient number, since it is larger than the sum of its proper divisors (21396194).

42423526 is a wasteful number, since it uses less digits than its factorization.

42423526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61478.

The product of its digits is 11520, while the sum is 28.

The square root of 42423526 is about 6513.3344762879. The cubic root of 42423526 is about 348.7671618760.

The spelling of 42423526 in words is "forty-two million, four hundred twenty-three thousand, five hundred twenty-six".