42086716 has 24 divisors (see below), whose sum is σ = 86890496. Its totient is φ = 17454960.

The previous prime is 42086699. The next prime is 42086771. The reversal of 42086716 is 61768024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23376 + ... + 25111.

Almost surely, 2^42086716 is an apocalyptic number.

It is an amenable number.

42086716 is an abundant number, since it is smaller than the sum of its proper divisors (44803780).

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

42086716 is a wasteful number, since it uses less digits than its factorization.

42086716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48529 (or 48527 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 42086716 is about 6487.4275333140. The cubic root of 42086716 is about 347.8417279135.

The spelling of 42086716 in words is "forty-two million, eighty-six thousand, seven hundred sixteen".