42526438 has 8 divisors (see below), whose sum is σ = 63839160. Its totient is φ = 21246720.

The previous prime is 42526423. The next prime is 42526439. The reversal of 42526438 is 83462524.

42526438 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (42526439) 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, 4728 + ... + 10363.

It is an arithmetic number, because the mean of its divisors is an integer number (7979895).

Almost surely, 2^42526438 is an apocalyptic number.

42526438 is a deficient number, since it is larger than the sum of its proper divisors (21312722).

42526438 is a wasteful number, since it uses less digits than its factorization.

42526438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16502.

The product of its digits is 46080, while the sum is 34.

The square root of 42526438 is about 6521.2297919948. The cubic root of 42526438 is about 349.0489500392.

The spelling of 42526438 in words is "forty-two million, five hundred twenty-six thousand, four hundred thirty-eight".