32147012 has 12 divisors (see below), whose sum is σ = 59218320. Its totient is φ = 15227496.

The previous prime is 32147009. The next prime is 32147041. The reversal of 32147012 is 21074123.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211418 + ... + 211569.

It is an arithmetic number, because the mean of its divisors is an integer number (4934860).

Almost surely, 2^32147012 is an apocalyptic number.

It is an amenable number.

32147012 is a deficient number, since it is larger than the sum of its proper divisors (27071308).

32147012 is a wasteful number, since it uses less digits than its factorization.

32147012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423010 (or 423008 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 32147012 is about 5669.8335072557. The cubic root of 32147012 is about 317.9656490195.

The spelling of 32147012 in words is "thirty-two million, one hundred forty-seven thousand, twelve".