32321012 has 24 divisors (see below), whose sum is σ = 60084360. Its totient is φ = 15160320.

The previous prime is 32321011. The next prime is 32321027. The reversal of 32321012 is 21012323.

It is a happy number.

32321012 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 4 ways, for example, as 126736 + 32194276 = 356^2 + 5674^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32321011) 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, 28064 + ... + 29192.

It is an arithmetic number, because the mean of its divisors is an integer number (2503515).

Almost surely, 2^32321012 is an apocalyptic number.

It is an amenable number.

32321012 is a deficient number, since it is larger than the sum of its proper divisors (27763348).

32321012 is a wasteful number, since it uses less digits than its factorization.

32321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571 (or 1569 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 32321012 is about 5685.1571658134. The cubic root of 32321012 is about 318.5382942799.

Adding to 32321012 its reverse (21012323), we get a palindrome (53333335).

It can be divided in two parts, 323 and 21012, that multiplied together give a palindrome (6786876).

The spelling of 32321012 in words is "thirty-two million, three hundred twenty-one thousand, twelve".