132212638 has 8 divisors (see below), whose sum is σ = 209984832. Its totient is φ = 62217696.

The previous prime is 132212623. The next prime is 132212651. The reversal of 132212638 is 836212231.

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

It is a super-3 number, since 3×132212638³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1944270 + ... + 1944337.

It is an arithmetic number, because the mean of its divisors is an integer number (26248104).

Almost surely, 2^132212638 is an apocalyptic number.

132212638 is a deficient number, since it is larger than the sum of its proper divisors (77772194).

132212638 is a wasteful number, since it uses less digits than its factorization.

132212638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3888626.

The product of its digits is 3456, while the sum is 28.

The square root of 132212638 is about 11498.3754504713. The cubic root of 132212638 is about 509.4375935375.

Adding to 132212638 its reverse (836212231), we get a palindrome (968424869).

The spelling of 132212638 in words is "one hundred thirty-two million, two hundred twelve thousand, six hundred thirty-eight".