42425075 has 24 divisors (see below), whose sum is σ = 65591040. Its totient is φ = 26445600.

The previous prime is 42425039. The next prime is 42425083. The reversal of 42425075 is 57052424.

It is a happy number.

It is not a de Polignac number, because 42425075 - 2⁸ = 42424819 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9095 + ... + 12944.

It is an arithmetic number, because the mean of its divisors is an integer number (2732960).

Almost surely, 2^42425075 is an apocalyptic number.

42425075 is a deficient number, since it is larger than the sum of its proper divisors (23165965).

42425075 is a wasteful number, since it uses less digits than its factorization.

42425075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22067 (or 22062 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 42425075 is about 6513.4533851099. The cubic root of 42425075 is about 348.7714066415.

Adding to 42425075 its reverse (57052424), we get a palindrome (99477499).

The spelling of 42425075 in words is "forty-two million, four hundred twenty-five thousand, seventy-five".