32809442 has 8 divisors (see below), whose sum is σ = 49420800. Its totient is φ = 16335844.

The previous prime is 32809373. The next prime is 32809457. The reversal of 32809442 is 24490823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 32809399 and 32809408.

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, 33842 + ... + 34797.

It is an arithmetic number, because the mean of its divisors is an integer number (6177600).

Almost surely, 2^32809442 is an apocalyptic number.

32809442 is a deficient number, since it is larger than the sum of its proper divisors (16611358).

32809442 is a wasteful number, since it uses less digits than its factorization.

32809442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68880.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 32809442 is about 5727.9526883521. The cubic root of 32809442 is about 320.1348455129.

The spelling of 32809442 in words is "thirty-two million, eight hundred nine thousand, four hundred forty-two".