32040812 has 6 divisors (see below), whose sum is σ = 56071428. Its totient is φ = 16020404.

The previous prime is 32040773. The next prime is 32040839. The reversal of 32040812 is 21804023.

It is a super-2 number, since 2×32040812² = 2053227267238688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4005098 + ... + 4005105.

It is an arithmetic number, because the mean of its divisors is an integer number (9345238).

Almost surely, 2^32040812 is an apocalyptic number.

It is an amenable number.

32040812 is a deficient number, since it is larger than the sum of its proper divisors (24030616).

32040812 is a wasteful number, since it uses less digits than its factorization.

32040812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8010207 (or 8010205 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 32040812 is about 5660.4604053027. The cubic root of 32040812 is about 317.6151218301.

Adding to 32040812 its reverse (21804023), we get a palindrome (53844835).

The spelling of 32040812 in words is "thirty-two million, forty thousand, eight hundred twelve".