42560384 has 32 divisors (see below), whose sum is σ = 89780400. Its totient is φ = 20027392.

The previous prime is 42560383. The next prime is 42560389. The reversal of 42560384 is 48306524.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×42560384² = 3622772572454912, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 42560384.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42560383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7604 + ... + 11955.

Almost surely, 2^42560384 is an apocalyptic number.

It is an amenable number.

42560384 is an abundant number, since it is smaller than the sum of its proper divisors (47220016).

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

42560384 is a wasteful number, since it uses less digits than its factorization.

42560384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19590 (or 19578 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 42560384 is about 6523.8320027419. The cubic root of 42560384 is about 349.1417994517.

The spelling of 42560384 in words is "forty-two million, five hundred sixty thousand, three hundred eighty-four".