3133500 has 48 divisors (see below), whose sum is σ = 9129120. Its totient is φ = 835200.

The previous prime is 3133469. The next prime is 3133513. The reversal of 3133500 is 53313.

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 3133500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456 + ... + 2544.

It is an arithmetic number, because the mean of its divisors is an integer number (190190).

Almost surely, 2^3133500 is an apocalyptic number.

3133500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3133500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4564560).

3133500 is an abundant number, since it is smaller than the sum of its proper divisors (5995620).

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

3133500 is a wasteful number, since it uses less digits than its factorization.

3133500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111 (or 2099 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 15.

The square root of 3133500 is about 1770.1694834111. The cubic root of 3133500 is about 146.3333223791. Note that the first 4 decimals are identical.

Adding to 3133500 its reverse (53313), we get a palindrome (3186813).

The spelling of 3133500 in words is "three million, one hundred thirty-three thousand, five hundred".