42715556 has 24 divisors (see below), whose sum is σ = 80720640. Its totient is φ = 19661472.

The previous prime is 42715529. The next prime is 42715559. The reversal of 42715556 is 65551724.

It is not an unprimeable number, because it can be changed into a prime (42715559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23405 + ... + 25163.

It is an arithmetic number, because the mean of its divisors is an integer number (3363360).

Almost surely, 2^42715556 is an apocalyptic number.

It is an amenable number.

42715556 is a deficient number, since it is larger than the sum of its proper divisors (38005084).

42715556 is a wasteful number, since it uses less digits than its factorization.

42715556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243 (or 2241 counting only the distinct ones).

The product of its digits is 42000, while the sum is 35.

The square root of 42715556 is about 6535.7138860265. The cubic root of 42715556 is about 349.5655998457.

The spelling of 42715556 in words is "forty-two million, seven hundred fifteen thousand, five hundred fifty-six".