3522112002 has 48 divisors (see below), whose sum is σ = 7919978040. Its totient is φ = 1129879296.

The previous prime is 3522111959. The next prime is 3522112019. The reversal of 3522112002 is 2002112253.

It can be written as a sum of positive squares in 4 ways, for example, as 1137645441 + 2384466561 = 33729^2 + 48831^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152608 + ... + 174164.

Almost surely, 2^3522112002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3522112002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3959989020).

3522112002 is an abundant number, since it is smaller than the sum of its proper divisors (4397866038).

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

3522112002 is a wasteful number, since it uses less digits than its factorization.

3522112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21907 (or 21904 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 3522112002 is about 59347.3841209535. The cubic root of 3522112002 is about 1521.4851599624.

Adding to 3522112002 its reverse (2002112253), we get a palindrome (5524224255).

The spelling of 3522112002 in words is "three billion, five hundred twenty-two million, one hundred twelve thousand, two".