3313540 has 36 divisors (see below), whose sum is σ = 7243236. Its totient is φ = 1273216.

The previous prime is 3313489. The next prime is 3313561. The reversal of 3313540 is 453133.

It can be written as a sum of positive squares in 6 ways, for example, as 244036 + 3069504 = 494^2 + 1752^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16722 + ... + 16918.

It is an arithmetic number, because the mean of its divisors is an integer number (201201).

Almost surely, 2^3313540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3313540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3621618).

3313540 is an abundant number, since it is smaller than the sum of its proper divisors (3929696).

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

3313540 is a wasteful number, since it uses less digits than its factorization.

3313540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 3313540 is about 1820.3131598711. The cubic root of 3313540 is about 149.0838979181.

Adding to 3313540 its reverse (453133), we get a palindrome (3766673).

The spelling of 3313540 in words is "three million, three hundred thirteen thousand, five hundred forty".