132569216 has 32 divisors (see below), whose sum is σ = 284421900. Its totient is φ = 61185024.

The previous prime is 132569197. The next prime is 132569231. The reversal of 132569216 is 612965231.

It can be written as a sum of positive squares in 2 ways, for example, as 128142400 + 4426816 = 11320^2 + 2104^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38171 + ... + 41498.

Almost surely, 2^132569216 is an apocalyptic number.

132569216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

132569216 is an abundant number, since it is smaller than the sum of its proper divisors (151852684).

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

132569216 is an equidigital number, since it uses as much as digits as its factorization.

132569216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79696 (or 79684 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 132569216 is about 11513.8705915952. The cubic root of 132569216 is about 509.8951674826.

The spelling of 132569216 in words is "one hundred thirty-two million, five hundred sixty-nine thousand, two hundred sixteen".