32821412 has 12 divisors (see below), whose sum is σ = 61855836. Its totient is φ = 15148320.

The previous prime is 32821409. The next prime is 32821423. The reversal of 32821412 is 21412823.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2637376 + 30184036 = 1624^2 + 5494^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315539 + ... + 315642.

It is an arithmetic number, because the mean of its divisors is an integer number (5154653).

Almost surely, 2^32821412 is an apocalyptic number.

It is an amenable number.

32821412 is a deficient number, since it is larger than the sum of its proper divisors (29034424).

32821412 is a wasteful number, since it uses less digits than its factorization.

32821412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631198 (or 631196 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 32821412 is about 5728.9974690167. The cubic root of 32821412 is about 320.1737728048.

It can be divided in two parts, 32821 and 412, that added together give a palindrome (33233).

The spelling of 32821412 in words is "thirty-two million, eight hundred twenty-one thousand, four hundred twelve".