42702732 has 36 divisors (see below), whose sum is σ = 111667920. Its totient is φ = 13743072.

The previous prime is 42702731. The next prime is 42702733. The reversal of 42702732 is 23720724.

42702732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42702731) and next prime (42702733).

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 42702696 and 42702705.

It is not an unprimeable number, because it can be changed into a prime (42702731) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 19408 + ... + 21495.

Almost surely, 2^42702732 is an apocalyptic number.

It is an amenable number.

42702732 is an abundant number, since it is smaller than the sum of its proper divisors (68965188).

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

42702732 is a wasteful number, since it uses less digits than its factorization.

42702732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40942 (or 40937 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 42702732 is about 6534.7327412833. The cubic root of 42702732 is about 349.5306143248.

It can be divided in two parts, 42702 and 732, that added together give a palindrome (43434).

The spelling of 42702732 in words is "forty-two million, seven hundred two thousand, seven hundred thirty-two".