12321832 has 8 divisors (see below), whose sum is σ = 23103450. Its totient is φ = 6160912.

The previous prime is 12321797. The next prime is 12321847. The reversal of 12321832 is 23812321.

It can be written as a sum of positive squares in only one way, i.e., 10719076 + 1602756 = 3274^2 + 1266^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 770107 + ... + 770122.

Almost surely, 2^12321832 is an apocalyptic number.

It is an amenable number.

12321832 is a deficient number, since it is larger than the sum of its proper divisors (10781618).

12321832 is a wasteful number, since it uses less digits than its factorization.

12321832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540235 (or 1540231 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 12321832 is about 3510.2467149760. The cubic root of 12321832 is about 230.9715175117.

The spelling of 12321832 in words is "twelve million, three hundred twenty-one thousand, eight hundred thirty-two".