32133128 has 32 divisors (see below), whose sum is σ = 64071000. Its totient is φ = 15055872.

The previous prime is 32133113. The next prime is 32133173. The reversal of 32133128 is 82133123.

It can be written as a sum of positive squares in 4 ways, for example, as 30448324 + 1684804 = 5518^2 + 1298^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47126 + ... + 47802.

Almost surely, 2^32133128 is an apocalyptic number.

It is an amenable number.

32133128 is a deficient number, since it is larger than the sum of its proper divisors (31937872).

32133128 is a wasteful number, since it uses less digits than its factorization.

32133128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049 (or 1045 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 32133128 is about 5668.6090004515. The cubic root of 32133128 is about 317.9198669442.

It can be divided in two parts, 32 and 133128, that multiplied together give a square (4260096 = 2064²).

The spelling of 32133128 in words is "thirty-two million, one hundred thirty-three thousand, one hundred twenty-eight".