342732 has 30 divisors (see below), whose sum is σ = 866348. Its totient is φ = 105456.

The previous prime is 342697. The next prime is 342733. The reversal of 342732 is 237243.

It is a happy number.

342732 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

Its product of digits (1008) is a multiple of the sum of its prime divisors (18).

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 342699 and 342708.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342732.

It is not an unprimeable number, because it can be changed into a prime (342733) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 26358 + ... + 26370.

2³⁴²⁷³² 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 342732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433174).

342732 is an abundant number, since it is smaller than the sum of its proper divisors (523616).

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

342732 is an equidigital number, since it uses as much as digits as its factorization.

342732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59 (or 18 counting only the distinct ones).

The product of its digits is 1008, while the sum is 21.

The square root of 342732 is about 585.4331729583. The cubic root of 342732 is about 69.9817639571.

Adding to 342732 its reverse (237243), we get a palindrome (579975).

The spelling of 342732 in words is "three hundred forty-two thousand, seven hundred thirty-two".