132742 has 8 divisors (see below), whose sum is σ = 205632. Its totient is φ = 64200.

The previous prime is 132739. The next prime is 132749. The reversal of 132742 is 247231.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009 + ... + 1132.

It is an arithmetic number, because the mean of its divisors is an integer number (25704).

2¹³²⁷⁴² is an apocalyptic number.

132742 is a deficient number, since it is larger than the sum of its proper divisors (72890).

132742 is a wasteful number, since it uses less digits than its factorization.

132742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174.

The product of its digits is 336, while the sum is 19.

The square root of 132742 is about 364.3377553864. The cubic root of 132742 is about 51.0116595154.

Adding to 132742 its reverse (247231), we get a palindrome (379973).

It can be divided in two parts, 1327 and 42, that added together give a square (1369 = 37²).

The spelling of 132742 in words is "one hundred thirty-two thousand, seven hundred forty-two".