3355520 has 96 divisors (see below), whose sum is σ = 9418680. Its totient is φ = 1139712.

The previous prime is 3355519. The next prime is 3355529. The reversal of 3355520 is 255533.

It is a happy number.

It is a super-2 number, since 2×3355520² = 22519028940800, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3355529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31307 + ... + 31413.

Almost surely, 2^3355520 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 3355520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4709340).

3355520 is an abundant number, since it is smaller than the sum of its proper divisors (6063160).

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

3355520 is a wasteful number, since it uses less digits than its factorization.

3355520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 3355520 is about 1831.8078501852. The cubic root of 3355520 is about 149.7108503822.

The spelling of 3355520 in words is "three million, three hundred fifty-five thousand, five hundred twenty".