2002402036 has 12 divisors (see below), whose sum is σ = 3535215012. Its totient is φ = 992340608.

The previous prime is 2002402033. The next prime is 2002402037. The reversal of 2002402036 is 6302042002.

It can be written as a sum of positive squares in 2 ways, for example, as 846810000 + 1155592036 = 29100^2 + 33994^2 .

It is a super-2 number, since 2×2002402036² = 8019227827553890592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002402033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2214595 + ... + 2215498.

It is an arithmetic number, because the mean of its divisors is an integer number (294601251).

Almost surely, 2^2002402036 is an apocalyptic number.

It is an amenable number.

2002402036 is a deficient number, since it is larger than the sum of its proper divisors (1532812976).

2002402036 is a wasteful number, since it uses less digits than its factorization.

2002402036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4430210 (or 4430208 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2002402036 is about 44748.2070702280. The cubic root of 2002402036 is about 1260.4252440531.

Adding to 2002402036 its reverse (6302042002), we get a palindrome (8304444038).

The spelling of 2002402036 in words is "two billion, two million, four hundred two thousand, thirty-six".