3147322 has 8 divisors (see below), whose sum is σ = 4785876. Its totient is φ = 1552032.

The previous prime is 3147311. The next prime is 3147323. The reversal of 3147322 is 2237413.

It can be written as a sum of positive squares in 2 ways, for example, as 3024121 + 123201 = 1739^2 + 351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 3⁶ + 1 + 4¹⁰ + 7 + 3⁶ + 2⁷ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 3147293 and 3147302.

It is not an unprimeable number, because it can be changed into a prime (3147323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10633 + ... + 10924.

Almost surely, 2^3147322 is an apocalyptic number.

3147322 is a deficient number, since it is larger than the sum of its proper divisors (1638554).

3147322 is a wasteful number, since it uses less digits than its factorization.

3147322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21632.

The product of its digits is 1008, while the sum is 22.

The square root of 3147322 is about 1774.0693334816. The cubic root of 3147322 is about 146.5481675996.

Subtracting from 3147322 its reverse (2237413), we obtain a palindrome (909909).

The spelling of 3147322 in words is "three million, one hundred forty-seven thousand, three hundred twenty-two".