3522816 has 108 divisors (see below), whose sum is σ = 11160240. Its totient is φ = 1059840.

The previous prime is 3522797. The next prime is 3522817. The reversal of 3522816 is 6182253.

It is a self number, because there is not a number n which added to its sum of digits gives 3522816.

It is not an unprimeable number, because it can be changed into a prime (3522817) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 25275 + ... + 25413.

Almost surely, 2^3522816 is an apocalyptic number.

3522816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3522816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5580120).

3522816 is an abundant number, since it is smaller than the sum of its proper divisors (7637424).

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

3522816 is a wasteful number, since it uses less digits than its factorization.

3522816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 155 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 3522816 is about 1876.9166204176. The cubic root of 3522816 is about 152.1586524442.

The spelling of 3522816 in words is "three million, five hundred twenty-two thousand, eight hundred sixteen".