3133320 has 32 divisors (see below), whose sum is σ = 9400320. Its totient is φ = 835520.

The previous prime is 3133303. The next prime is 3133331. The reversal of 3133320 is 233313.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3133320.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12936 + ... + 13175.

It is an arithmetic number, because the mean of its divisors is an integer number (293760).

Almost surely, 2^3133320 is an apocalyptic number.

3133320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3133320 is an abundant number, since it is smaller than the sum of its proper divisors (6267000).

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

3133320 is a wasteful number, since it uses less digits than its factorization.

3133320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26125 (or 26121 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 3133320 is about 1770.1186400917. The cubic root of 3133320 is about 146.3305203470.

Adding to 3133320 its reverse (233313), we get a palindrome (3366633).

The spelling of 3133320 in words is "three million, one hundred thirty-three thousand, three hundred twenty".