42732811 has 8 divisors (see below), whose sum is σ = 46666800. Its totient is φ = 38807040.

The previous prime is 42732793. The next prime is 42732829. The reversal of 42732811 is 11823724.

It is an interprime number because it is at equal distance from previous prime (42732793) and next prime (42732829).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42732811 - 2⁵ = 42732779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42732811.

It is not an unprimeable number, because it can be changed into a prime (42733811) 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, 15075 + ... + 17683.

It is an arithmetic number, because the mean of its divisors is an integer number (5833350).

Almost surely, 2^42732811 is an apocalyptic number.

42732811 is a deficient number, since it is larger than the sum of its proper divisors (3933989).

42732811 is a wasteful number, since it uses less digits than its factorization.

42732811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109.

The product of its digits is 2688, while the sum is 28.

The square root of 42732811 is about 6537.0338074696. The cubic root of 42732811 is about 349.6126626568.

The spelling of 42732811 in words is "forty-two million, seven hundred thirty-two thousand, eight hundred eleven".