42541528 has 16 divisors (see below), whose sum is σ = 79836480. Its totient is φ = 21251808.

The previous prime is 42541519. The next prime is 42541547. The reversal of 42541528 is 82514524.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 42541528.

It is a congruent number.

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, 13126 + ... + 16042.

It is an arithmetic number, because the mean of its divisors is an integer number (4989780).

Almost surely, 2^42541528 is an apocalyptic number.

It is an amenable number.

42541528 is a deficient number, since it is larger than the sum of its proper divisors (37294952).

42541528 is a wasteful number, since it uses less digits than its factorization.

42541528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4746 (or 4742 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 42541528 is about 6522.3866797362. The cubic root of 42541528 is about 349.0902304444.

The spelling of 42541528 in words is "forty-two million, five hundred forty-one thousand, five hundred twenty-eight".