3355728 has 20 divisors (see below), whose sum is σ = 8669088. Its totient is φ = 1118560.

The previous prime is 3355717. The next prime is 3355733. The reversal of 3355728 is 8275533.

It is a super-2 number, since 2×3355728² = 22521820819968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34908 + ... + 35003.

Almost surely, 2^3355728 is an apocalyptic number.

It is an amenable number.

3355728 is an abundant number, since it is smaller than the sum of its proper divisors (5313360).

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

3355728 is a wasteful number, since it uses less digits than its factorization.

3355728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69922 (or 69916 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 3355728 is about 1831.8646238191. The cubic root of 3355728 is about 149.7139437143.

The spelling of 3355728 in words is "three million, three hundred fifty-five thousand, seven hundred twenty-eight".