3522012 has 48 divisors (see below), whose sum is σ = 8975232. Its totient is φ = 1068480.

The previous prime is 3522007. The next prime is 3522019. The reversal of 3522012 is 2102253.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3521982 and 3522000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3522019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16587 + ... + 16797.

It is an arithmetic number, because the mean of its divisors is an integer number (186984).

Almost surely, 2^3522012 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 3522012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4487616).

3522012 is an abundant number, since it is smaller than the sum of its proper divisors (5453220).

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

3522012 is a wasteful number, since it uses less digits than its factorization.

3522012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 3522012 is about 1876.7024271312. The cubic root of 3522012 is about 152.1470760174.

Adding to 3522012 its reverse (2102253), we get a palindrome (5624265).

The spelling of 3522012 in words is "three million, five hundred twenty-two thousand, twelve".