42727716 has 24 divisors (see below), whose sum is σ = 110775840. Its totient is φ = 14242536.

The previous prime is 42727669. The next prime is 42727723. The reversal of 42727716 is 61772724.

It is a happy number.

42727716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 7 ways as a sum of consecutive naturals, for example, 197706 + ... + 197921.

It is an arithmetic number, because the mean of its divisors is an integer number (4615660).

Almost surely, 2^42727716 is an apocalyptic number.

It is an amenable number.

42727716 is an abundant number, since it is smaller than the sum of its proper divisors (68048124).

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

42727716 is a wasteful number, since it uses less digits than its factorization.

42727716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395640 (or 395632 counting only the distinct ones).

The product of its digits is 32928, while the sum is 36.

The square root of 42727716 is about 6536.6440931108. The cubic root of 42727716 is about 349.5987674221.

The spelling of 42727716 in words is "forty-two million, seven hundred twenty-seven thousand, seven hundred sixteen".