132421016 has 64 divisors (see below), whose sum is σ = 310867200. Its totient is φ = 51481728.

The previous prime is 132420997. The next prime is 132421019. The reversal of 132421016 is 610124231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132421019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41411 + ... + 44493.

It is an arithmetic number, because the mean of its divisors is an integer number (4857300).

Almost surely, 2^132421016 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 132421016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155433600).

132421016 is an abundant number, since it is smaller than the sum of its proper divisors (178446184).

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

132421016 is a wasteful number, since it uses less digits than its factorization.

132421016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3168 (or 3164 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 132421016 is about 11507.4330760600. The cubic root of 132421016 is about 509.7050915802.

Adding to 132421016 its reverse (610124231), we get a palindrome (742545247).

The spelling of 132421016 in words is "one hundred thirty-two million, four hundred twenty-one thousand, sixteen".