132022638 has 48 divisors (see below), whose sum is σ = 313777152. Its totient is φ = 39786000.

The previous prime is 132022607. The next prime is 132022651. The reversal of 132022638 is 836220231.

132022638 is a `hidden beast` number, since 1 + 3 + 2 + 0 + 22 + 638 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36073 + ... + 39563.

It is an arithmetic number, because the mean of its divisors is an integer number (6537024).

Almost surely, 2^132022638 is an apocalyptic number.

132022638 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 132022638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156888576).

132022638 is an abundant number, since it is smaller than the sum of its proper divisors (181754514).

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

132022638 is a wasteful number, since it uses less digits than its factorization.

132022638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701 (or 3698 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 132022638 is about 11490.1104433334. The cubic root of 132022638 is about 509.1934425301.

Adding to 132022638 its reverse (836220231), we get a palindrome (968242869).

The spelling of 132022638 in words is "one hundred thirty-two million, twenty-two thousand, six hundred thirty-eight".