2422166445 has 24 divisors (see below), whose sum is σ = 4210479000. Its totient is φ = 1288112256.

The previous prime is 2422166429. The next prime is 2422166473. The reversal of 2422166445 is 5446612242.

2422166445 is a `hidden beast` number, since 2 + 4 + 2 + 2 + 1 + 6 + 644 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 666724041 + 1755442404 = 25821^2 + 41898^2 .

It is not a de Polignac number, because 2422166445 - 2⁴ = 2422166429 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 61410 + ... + 92819.

It is an arithmetic number, because the mean of its divisors is an integer number (175436625).

Almost surely, 2^2422166445 is an apocalyptic number.

It is an amenable number.

2422166445 is a deficient number, since it is larger than the sum of its proper divisors (1788312555).

2422166445 is a wasteful number, since it uses less digits than its factorization.

2422166445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154589 (or 154586 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 2422166445 is about 49215.5102076571. The cubic root of 2422166445 is about 1342.9752049915.

Adding to 2422166445 its reverse (5446612242), we get a palindrome (7868778687).

The spelling of 2422166445 in words is "two billion, four hundred twenty-two million, one hundred sixty-six thousand, four hundred forty-five".