3309504 has 56 divisors (see below), whose sum is σ = 9558528. Its totient is φ = 1002240.

The previous prime is 3309499. The next prime is 3309511. The reversal of 3309504 is 4059033.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1329 + ... + 2895.

It is an arithmetic number, because the mean of its divisors is an integer number (170688).

Almost surely, 2^3309504 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 3309504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4779264).

3309504 is an abundant number, since it is smaller than the sum of its proper divisors (6249024).

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

3309504 is a wasteful number, since it uses less digits than its factorization.

3309504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593 (or 1583 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 3309504 is about 1819.2042216310. The cubic root of 3309504 is about 149.0233436393.

The spelling of 3309504 in words is "three million, three hundred nine thousand, five hundred four".