42560406 has 24 divisors (see below), whose sum is σ = 105387984. Its totient is φ = 12160080.

The previous prime is 42560393. The next prime is 42560449. The reversal of 42560406 is 60406524.

It is a happy number.

42560406 is a `hidden beast` number, since 4 + 256 + 0 + 406 = 666.

42560406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42560406² = 3622776317769672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42560406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168765 + ... + 169016.

It is an arithmetic number, because the mean of its divisors is an integer number (4391166).

Almost surely, 2^42560406 is an apocalyptic number.

42560406 is an abundant number, since it is smaller than the sum of its proper divisors (62827578).

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

42560406 is a wasteful number, since it uses less digits than its factorization.

42560406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337796 (or 337793 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 42560406 is about 6523.8336888673. The cubic root of 42560406 is about 349.1418596102.

The spelling of 42560406 in words is "forty-two million, five hundred sixty thousand, four hundred six".