2320819002 has 48 divisors (see below), whose sum is σ = 5306109120. Its totient is φ = 731645376.

The previous prime is 2320818943. The next prime is 2320819003. The reversal of 2320819002 is 2009180232.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2320819003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5353 + ... + 68339.

It is an arithmetic number, because the mean of its divisors is an integer number (110543940).

Almost surely, 2^2320819002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2320819002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2653054560).

2320819002 is an abundant number, since it is smaller than the sum of its proper divisors (2985290118).

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

2320819002 is a wasteful number, since it uses less digits than its factorization.

2320819002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63107 (or 63104 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2320819002 is about 48174.8793667405. The cubic root of 2320819002 is about 1323.9769488933.

Adding to 2320819002 its reverse (2009180232), we get a palindrome (4329999234).

The spelling of 2320819002 in words is "two billion, three hundred twenty million, eight hundred nineteen thousand, two".