2422256645 has 32 divisors (see below), whose sum is σ = 3125485440. Its totient is φ = 1795655680.

The previous prime is 2422256539. The next prime is 2422256653. The reversal of 2422256645 is 5466522242.

It is not a de Polignac number, because 2422256645 - 2³⁰ = 1348514821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2422256599 and 2422256608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3675326 + ... + 3675984.

It is an arithmetic number, because the mean of its divisors is an integer number (97671420).

Almost surely, 2^2422256645 is an apocalyptic number.

It is an amenable number.

2422256645 is a deficient number, since it is larger than the sum of its proper divisors (703228795).

2422256645 is a wasteful number, since it uses less digits than its factorization.

2422256645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285.

The product of its digits is 230400, while the sum is 38.

The square root of 2422256645 is about 49216.4265769062. The cubic root of 2422256645 is about 1342.9918753102.

Adding to 2422256645 its reverse (5466522242), we get a palindrome (7888778887).

The spelling of 2422256645 in words is "two billion, four hundred twenty-two million, two hundred fifty-six thousand, six hundred forty-five".