42727736 has 32 divisors (see below), whose sum is σ = 81723600. Its totient is φ = 20939520.

The previous prime is 42727723. The next prime is 42727739. The reversal of 42727736 is 63772724.

It is a self number, because there is not a number n which added to its sum of digits gives 42727736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42727739) 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, 151916 + ... + 152196.

Almost surely, 2^42727736 is an apocalyptic number.

It is an amenable number.

42727736 is a deficient number, since it is larger than the sum of its proper divisors (38995864).

42727736 is a wasteful number, since it uses less digits than its factorization.

42727736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599 (or 595 counting only the distinct ones).

The product of its digits is 98784, while the sum is 38.

The square root of 42727736 is about 6536.6456229476. The cubic root of 42727736 is about 349.5988219689.

The spelling of 42727736 in words is "forty-two million, seven hundred twenty-seven thousand, seven hundred thirty-six".