2045223422 has 32 divisors (see below), whose sum is σ = 3539721600. Its totient is φ = 876506400.

The previous prime is 2045223421. The next prime is 2045223431. The reversal of 2045223422 is 2243225402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2045223391 and 2045223400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045223421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76604 + ... + 99792.

It is an arithmetic number, because the mean of its divisors is an integer number (110616300).

Almost surely, 2^2045223422 is an apocalyptic number.

2045223422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2045223422 is a deficient number, since it is larger than the sum of its proper divisors (1494498178).

2045223422 is a wasteful number, since it uses less digits than its factorization.

2045223422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23432.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 2045223422 is about 45224.1464485511. The cubic root of 2045223422 is about 1269.3466832174.

Adding to 2045223422 its reverse (2243225402), we get a palindrome (4288448824).

The spelling of 2045223422 in words is "two billion, forty-five million, two hundred twenty-three thousand, four hundred twenty-two".