42525412 has 12 divisors (see below), whose sum is σ = 76003200. Its totient is φ = 20810216.

The previous prime is 42525389. The next prime is 42525419. The reversal of 42525412 is 21452524.

It is not an unprimeable number, because it can be changed into a prime (42525419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112912 + ... + 113287.

It is an arithmetic number, because the mean of its divisors is an integer number (6333600).

Almost surely, 2^42525412 is an apocalyptic number.

It is an amenable number.

42525412 is a deficient number, since it is larger than the sum of its proper divisors (33477788).

42525412 is a wasteful number, since it uses less digits than its factorization.

42525412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226250 (or 226248 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 42525412 is about 6521.1511253766. The cubic root of 42525412 is about 349.0461429453.

Adding to 42525412 its reverse (21452524), we get a palindrome (63977936).

The spelling of 42525412 in words is "forty-two million, five hundred twenty-five thousand, four hundred twelve".