42424526 has 4 divisors (see below), whose sum is σ = 63636792. Its totient is φ = 21212262.

The previous prime is 42424519. The next prime is 42424561. The reversal of 42424526 is 62542424.

42424526 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 a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10606130 + ... + 10606133.

It is an arithmetic number, because the mean of its divisors is an integer number (15909198).

Almost surely, 2^42424526 is an apocalyptic number.

42424526 is a deficient number, since it is larger than the sum of its proper divisors (21212266).

42424526 is a wasteful number, since it uses less digits than its factorization.

42424526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21212265.

The product of its digits is 15360, while the sum is 29.

The square root of 42424526 is about 6513.4112414310. The cubic root of 42424526 is about 348.7699022142.

The spelling of 42424526 in words is "forty-two million, four hundred twenty-four thousand, five hundred twenty-six".