3353856 has 72 divisors (see below), whose sum is σ = 9762144. Its totient is φ = 1013760.

The previous prime is 3353851. The next prime is 3353869. The reversal of 3353856 is 6583533.

It is a super-2 number, since 2×3353856² = 22496700137472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3353851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8250 + ... + 8646.

Almost surely, 2^3353856 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 3353856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4881072).

3353856 is an abundant number, since it is smaller than the sum of its proper divisors (6408288).

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

3353856 is a wasteful number, since it uses less digits than its factorization.

3353856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 413 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 3353856 is about 1831.3535977522. The cubic root of 3353856 is about 149.6860991220.

The spelling of 3353856 in words is "three million, three hundred fifty-three thousand, eight hundred fifty-six".