2105452622 has 32 divisors (see below), whose sum is σ = 3945027072. Its totient is φ = 820489824.

The previous prime is 2105452607. The next prime is 2105452631. The reversal of 2105452622 is 2262545012.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 74138 + ... + 98525.

It is an arithmetic number, because the mean of its divisors is an integer number (123282096).

Almost surely, 2^2105452622 is an apocalyptic number.

2105452622 is a deficient number, since it is larger than the sum of its proper divisors (1839574450).

2105452622 is a wasteful number, since it uses less digits than its factorization.

2105452622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172752.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 2105452622 is about 45885.2113648831. The cubic root of 2105452622 is about 1281.6865426851.

Adding to 2105452622 its reverse (2262545012), we get a palindrome (4367997634).

The spelling of 2105452622 in words is "two billion, one hundred five million, four hundred fifty-two thousand, six hundred twenty-two".