3120282 has 80 divisors (see below), whose sum is σ = 8154432. Its totient is φ = 881280.

The previous prime is 3120281. The next prime is 3120287. The reversal of 3120282 is 2820213.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3120281) 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 39 ways as a sum of consecutive naturals, for example, 30243 + ... + 30345.

Almost surely, 2^3120282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3120282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4077216).

3120282 is an abundant number, since it is smaller than the sum of its proper divisors (5034150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3120282 is a wasteful number, since it uses less digits than its factorization.

3120282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 3120282 is about 1766.4319969928. The cubic root of 3120282 is about 146.1272737685.

Adding to 3120282 its reverse (2820213), we get a palindrome (5940495).

The spelling of 3120282 in words is "three million, one hundred twenty thousand, two hundred eighty-two".