42525232 has 20 divisors (see below), whose sum is σ = 82524976. Its totient is φ = 21228480.

The previous prime is 42525227. The next prime is 42525251. The reversal of 42525232 is 23252524.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42525197 and 42525206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10357 + ... + 13867.

Almost surely, 2^42525232 is an apocalyptic number.

It is an amenable number.

42525232 is a deficient number, since it is larger than the sum of its proper divisors (39999744).

42525232 is a wasteful number, since it uses less digits than its factorization.

42525232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4276 (or 4270 counting only the distinct ones).

The product of its digits is 4800, while the sum is 25.

The square root of 42525232 is about 6521.1373241176. The cubic root of 42525232 is about 349.0456504681.

Adding to 42525232 its reverse (23252524), we get a palindrome (65777756).

The spelling of 42525232 in words is "forty-two million, five hundred twenty-five thousand, two hundred thirty-two".