2002227136 has 112 divisors (see below), whose sum is σ = 4930379776. Its totient is φ = 785562624.

The previous prime is 2002227133. The next prime is 2002227167. The reversal of 2002227136 is 6317222002.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 2002227136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002227133) 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, 738295 + ... + 741001.

It is an arithmetic number, because the mean of its divisors is an integer number (44021248).

Almost surely, 2^2002227136 is an apocalyptic number.

2002227136 is a gapful number since it is divisible by the number (26) 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 2002227136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2465189888).

2002227136 is an abundant number, since it is smaller than the sum of its proper divisors (2928152640).

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

2002227136 is a wasteful number, since it uses less digits than its factorization.

2002227136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2866 (or 2856 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 2002227136 is about 44746.2527593094. The cubic root of 2002227136 is about 1260.3885456629.

Adding to 2002227136 its reverse (6317222002), we get a palindrome (8319449138).

The spelling of 2002227136 in words is "two billion, two million, two hundred twenty-seven thousand, one hundred thirty-six".