132402222 has 64 divisors (see below), whose sum is σ = 327974400. Its totient is φ = 39346560.

The previous prime is 132402167. The next prime is 132402227. The reversal of 132402222 is 222204231.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 132402195 and 132402204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132402227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13647 + ... + 21237.

It is an arithmetic number, because the mean of its divisors is an integer number (5124600).

Almost surely, 2^132402222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132402222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163987200).

132402222 is an abundant number, since it is smaller than the sum of its proper divisors (195572178).

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

132402222 is a wasteful number, since it uses less digits than its factorization.

132402222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7638 (or 7632 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 132402222 is about 11506.6164444636. The cubic root of 132402222 is about 509.6809769520.

Adding to 132402222 its reverse (222204231), we get a palindrome (354606453).

The spelling of 132402222 in words is "one hundred thirty-two million, four hundred two thousand, two hundred twenty-two".