132638 has 8 divisors (see below), whose sum is σ = 217080. Its totient is φ = 60280.

The previous prime is 132637. The next prime is 132647. The reversal of 132638 is 836231.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2993 + ... + 3036.

It is an arithmetic number, because the mean of its divisors is an integer number (27135).

2¹³²⁶³⁸ is an apocalyptic number.

132638 is a deficient number, since it is larger than the sum of its proper divisors (84442).

132638 is a wasteful number, since it uses less digits than its factorization.

132638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6042.

The product of its digits is 864, while the sum is 23.

The square root of 132638 is about 364.1950027115. The cubic root of 132638 is about 50.9983339197.

Adding to 132638 its reverse (836231), we get a palindrome (968869).

The spelling of 132638 in words is "one hundred thirty-two thousand, six hundred thirty-eight".