42537632 has 24 divisors (see below), whose sum is σ = 85530816. Its totient is φ = 20815552.

The previous prime is 42537601. The next prime is 42537667. The reversal of 42537632 is 23673524.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 12638 + ... + 15645.

It is an arithmetic number, because the mean of its divisors is an integer number (3563784).

Almost surely, 2^42537632 is an apocalyptic number.

It is an amenable number.

42537632 is an abundant number, since it is smaller than the sum of its proper divisors (42993184).

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

42537632 is a wasteful number, since it uses less digits than its factorization.

42537632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28340 (or 28332 counting only the distinct ones).

The product of its digits is 30240, while the sum is 32.

The square root of 42537632 is about 6522.0880092191. The cubic root of 42537632 is about 349.0795734298.

The spelling of 42537632 in words is "forty-two million, five hundred thirty-seven thousand, six hundred thirty-two".