42235574 has 16 divisors (see below), whose sum is σ = 65721456. Its totient is φ = 20340000.

The previous prime is 42235553. The next prime is 42235577. The reversal of 42235574 is 47553224.

42235574 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42235574² = 3567687422218952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42235574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42235577) 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 7 ways as a sum of consecutive naturals, for example, 4649 + ... + 10299.

It is an arithmetic number, because the mean of its divisors is an integer number (4107591).

Almost surely, 2^42235574 is an apocalyptic number.

42235574 is a deficient number, since it is larger than the sum of its proper divisors (23485882).

42235574 is a wasteful number, since it uses less digits than its factorization.

42235574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5791.

The product of its digits is 33600, while the sum is 32.

The square root of 42235574 is about 6498.8902129517. The cubic root of 42235574 is about 348.2513432836.

Adding to 42235574 its reverse (47553224), we get a palindrome (89788798).

The spelling of 42235574 in words is "forty-two million, two hundred thirty-five thousand, five hundred seventy-four".