2402220345 has 48 divisors (see below), whose sum is σ = 4537896768. Its totient is φ = 1081745280.

The previous prime is 2402220323. The next prime is 2402220361. The reversal of 2402220345 is 5430222042.

It is a happy number.

It is not a de Polignac number, because 2402220345 - 2⁸ = 2402220089 is a prime.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 24855 + ... + 73635.

It is an arithmetic number, because the mean of its divisors is an integer number (94539516).

Almost surely, 2^2402220345 is an apocalyptic number.

It is an amenable number.

2402220345 is a deficient number, since it is larger than the sum of its proper divisors (2135676423).

2402220345 is a wasteful number, since it uses less digits than its factorization.

2402220345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48870 (or 48863 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 2402220345 is about 49012.4509181086. The cubic root of 2402220345 is about 1339.2786540448.

Adding to 2402220345 its reverse (5430222042), we get a palindrome (7832442387).

The spelling of 2402220345 in words is "two billion, four hundred two million, two hundred twenty thousand, three hundred forty-five".