32478632 has 16 divisors (see below), whose sum is σ = 61138260. Its totient is φ = 16175104.

The previous prime is 32478623. The next prime is 32478679. The reversal of 32478632 is 23687423.

It can be written as a sum of positive squares in 2 ways, for example, as 26357956 + 6120676 = 5134^2 + 2474^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32478592 and 32478601.

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, 5843 + ... + 9954.

Almost surely, 2^32478632 is an apocalyptic number.

It is an amenable number.

32478632 is a deficient number, since it is larger than the sum of its proper divisors (28659628).

32478632 is a wasteful number, since it uses less digits than its factorization.

32478632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16060 (or 16056 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 32478632 is about 5699.0027197748. The cubic root of 32478632 is about 319.0552604548.

The spelling of 32478632 in words is "thirty-two million, four hundred seventy-eight thousand, six hundred thirty-two".