32412321 has 6 divisors (see below), whose sum is σ = 46817810. Its totient is φ = 21608208.

The previous prime is 32412311. The next prime is 32412337. The reversal of 32412321 is 12321423.

It can be written as a sum of positive squares in only one way, i.e., 24117921 + 8294400 = 4911^2 + 2880^2 .

It is not a de Polignac number, because 32412321 - 2¹³ = 32404129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32412294 and 32412303.

It is not an unprimeable number, because it can be changed into a prime (32412311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1800676 + ... + 1800693.

Almost surely, 2^32412321 is an apocalyptic number.

It is an amenable number.

32412321 is a deficient number, since it is larger than the sum of its proper divisors (14405489).

32412321 is a wasteful number, since it uses less digits than its factorization.

32412321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3601375 (or 3601372 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 32412321 is about 5693.1819749592. The cubic root of 32412321 is about 318.8379761774.

Adding to 32412321 its reverse (12321423), we get a palindrome (44733744).

It can be divided in two parts, 324 and 12321, that multiplied together give a square (3992004 = 1998²).

The spelling of 32412321 in words is "thirty-two million, four hundred twelve thousand, three hundred twenty-one".