132604128 has 72 divisors (see below), whose sum is σ = 391082328. Its totient is φ = 44198784.

The previous prime is 132604117. The next prime is 132604139. The reversal of 132604128 is 821406231.

132604128 is a `hidden beast` number, since 1 + 32 + 604 + 1 + 28 = 666.

It is an interprime number because it is at equal distance from previous prime (132604117) and next prime (132604139).

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 751 + ... + 16302.

It is an arithmetic number, because the mean of its divisors is an integer number (5431699).

Almost surely, 2^132604128 is an apocalyptic number.

132604128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132604128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195541164).

132604128 is an abundant number, since it is smaller than the sum of its proper divisors (258478200).

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

132604128 is an equidigital number, since it uses as much as digits as its factorization.

132604128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17078 (or 17058 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 132604128 is about 11515.3865762292. The cubic root of 132604128 is about 509.9399237193.

The spelling of 132604128 in words is "one hundred thirty-two million, six hundred four thousand, one hundred twenty-eight".