32143012 has 24 divisors (see below), whose sum is σ = 61538400. Its totient is φ = 14568960.

The previous prime is 32142989. The next prime is 32143019. The reversal of 32143012 is 21034123.

It is a happy number.

It is a super-3 number, since 3×32143012³ (a number of 23 digits) contains 333 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (32143019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18943 + ... + 20569.

It is an arithmetic number, because the mean of its divisors is an integer number (2564100).

Almost surely, 2^32143012 is an apocalyptic number.

It is an amenable number.

32143012 is a deficient number, since it is larger than the sum of its proper divisors (29395388).

32143012 is a wasteful number, since it uses less digits than its factorization.

32143012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091 (or 2089 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 32143012 is about 5669.4807522383. The cubic root of 32143012 is about 317.9524604910.

Adding to 32143012 its reverse (21034123), we get a palindrome (53177135).

Subtracting from 32143012 its reverse (21034123), we obtain a square (11108889 = 3333²).

It can be divided in two parts, 3214 and 3012, that added together give a palindrome (6226).

The spelling of 32143012 in words is "thirty-two million, one hundred forty-three thousand, twelve".