42032542 has 16 divisors (see below), whose sum is σ = 65480400. Its totient is φ = 20211520.

The previous prime is 42032539. The next prime is 42032561. The reversal of 42032542 is 24523024.

42032542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 in 7 ways as a sum of consecutive naturals, for example, 15009 + ... + 17587.

It is an arithmetic number, because the mean of its divisors is an integer number (4092525).

Almost surely, 2^42032542 is an apocalyptic number.

42032542 is a deficient number, since it is larger than the sum of its proper divisors (23447858).

42032542 is a wasteful number, since it uses less digits than its factorization.

42032542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 42032542 is about 6483.2508820807. The cubic root of 42032542 is about 347.6924165974.

Adding to 42032542 its reverse (24523024), we get a palindrome (66555566).

The spelling of 42032542 in words is "forty-two million, thirty-two thousand, five hundred forty-two".