3572256 has 48 divisors (see below), whose sum is σ = 9483264. Its totient is φ = 1177344.

The previous prime is 3572243. The next prime is 3572267. The reversal of 3572256 is 6522753.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×3572256² = 25522025859072, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3¹³ + 5⁴ + 7 + 2⁴ + 2¹⁴ + 5⁹ + 6⁵ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12046 + ... + 12338.

It is an arithmetic number, because the mean of its divisors is an integer number (197568).

Almost surely, 2^3572256 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 3572256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4741632).

3572256 is an abundant number, since it is smaller than the sum of its proper divisors (5911008).

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

3572256 is a wasteful number, since it uses less digits than its factorization.

3572256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433 (or 425 counting only the distinct ones).

The product of its digits is 12600, while the sum is 30.

The square root of 3572256 is about 1890.0412693907. The cubic root of 3572256 is about 152.8671579644.

It can be divided in two parts, 35722 and 56, that added together give a triangular number (35778 = T₂₆₇).

The spelling of 3572256 in words is "three million, five hundred seventy-two thousand, two hundred fifty-six".