9042732 has 48 divisors (see below), whose sum is σ = 23704800. Its totient is φ = 2980800.

The previous prime is 9042713. The next prime is 9042739. The reversal of 9042732 is 2372409.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 9042696 and 9042705.

It is not an unprimeable number, because it can be changed into a prime (9042739) 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 15 ways as a sum of consecutive naturals, for example, 10494 + ... + 11322.

It is an arithmetic number, because the mean of its divisors is an integer number (493850).

Almost surely, 2^9042732 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9042732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11852400).

9042732 is an abundant number, since it is smaller than the sum of its proper divisors (14662068).

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

9042732 is a wasteful number, since it uses less digits than its factorization.

9042732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943 (or 935 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 9042732 is about 3007.1135661960. The cubic root of 9042732 is about 208.3370705818.

The spelling of 9042732 in words is "nine million, forty-two thousand, seven hundred thirty-two".