132809288 has 16 divisors (see below), whose sum is σ = 249157500. Its totient is φ = 66367296.

The previous prime is 132809279. The next prime is 132809329. The reversal of 132809288 is 882908231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 132204004 + 605284 = 11498^2 + 778^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15638 + ... + 22586.

Almost surely, 2^132809288 is an apocalyptic number.

It is an amenable number.

132809288 is a deficient number, since it is larger than the sum of its proper divisors (116348212).

132809288 is a wasteful number, since it uses less digits than its factorization.

132809288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9344 (or 9340 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 132809288 is about 11524.2912146474. The cubic root of 132809288 is about 510.2027746787.

The spelling of 132809288 in words is "one hundred thirty-two million, eight hundred nine thousand, two hundred eighty-eight".