3645003222 has 24 divisors (see below), whose sum is σ = 9025722576. Its totient is φ = 1041429456.

The previous prime is 3645003203. The next prime is 3645003233. The reversal of 3645003222 is 2223005463.

3645003222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14464173 + ... + 14464424.

It is an arithmetic number, because the mean of its divisors is an integer number (376071774).

Almost surely, 2^3645003222 is an apocalyptic number.

3645003222 is an abundant number, since it is smaller than the sum of its proper divisors (5380719354).

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

3645003222 is a wasteful number, since it uses less digits than its factorization.

3645003222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28928612 (or 28928609 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 3645003222 is about 60373.8620762330. The cubic root of 3645003222 is about 1538.9788054692.

Adding to 3645003222 its reverse (2223005463), we get a palindrome (5868008685).

The spelling of 3645003222 in words is "three billion, six hundred forty-five million, three thousand, two hundred twenty-two".