2402020002 has 8 divisors (see below), whose sum is σ = 4804040016. Its totient is φ = 800673332.

The previous prime is 2402019979. The next prime is 2402020003. The reversal of 2402020002 is 2000202042.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2402020002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2402020002.

It is not an unprimeable number, because it can be changed into a prime (2402020003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200168328 + ... + 200168339.

It is an arithmetic number, because the mean of its divisors is an integer number (600505002).

Almost surely, 2^2402020002 is an apocalyptic number.

2402020002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2402020002 is a wasteful number, since it uses less digits than its factorization.

2402020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400336672.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2402020002 is about 49010.4070784971. The cubic root of 2402020002 is about 1339.2414214677.

Adding to 2402020002 its reverse (2000202042), we get a palindrome (4402222044).

The spelling of 2402020002 in words is "two billion, four hundred two million, twenty thousand, two".