42861732 has 24 divisors (see below), whose sum is σ = 100116576. Its totient is φ = 14272128.

The previous prime is 42861713. The next prime is 42861733. The reversal of 42861732 is 23716824.

It is a junction number, because it is equal to n+sod(n) for n = 42861693 and 42861702.

It is not an unprimeable number, because it can be changed into a prime (42861733) 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, 21523 + ... + 23429.

It is an arithmetic number, because the mean of its divisors is an integer number (4171524).

Almost surely, 2^42861732 is an apocalyptic number.

It is an amenable number.

42861732 is an abundant number, since it is smaller than the sum of its proper divisors (57254844).

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

42861732 is a wasteful number, since it uses less digits than its factorization.

42861732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3787 (or 3785 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 42861732 is about 6546.8871992726. The cubic root of 42861732 is about 349.9638928738.

The spelling of 42861732 in words is "forty-two million, eight hundred sixty-one thousand, seven hundred thirty-two".