42504532 has 48 divisors (see below), whose sum is σ = 87431680. Its totient is φ = 17705952.

The previous prime is 42504491. The next prime is 42504533. The reversal of 42504532 is 23540524.

It is a junction number, because it is equal to n+sod(n) for n = 42504497 and 42504506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42504533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260683 + ... + 260845.

Almost surely, 2^42504532 is an apocalyptic number.

It is an amenable number.

42504532 is an abundant number, since it is smaller than the sum of its proper divisors (44927148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42504532 is a wasteful number, since it uses less digits than its factorization.

42504532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 378 counting only the distinct ones).

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

The square root of 42504532 is about 6519.5499844698. The cubic root of 42504532 is about 348.9890063121.

The spelling of 42504532 in words is "forty-two million, five hundred four thousand, five hundred thirty-two".