4512422 has 16 divisors (see below), whose sum is σ = 7089792. Its totient is φ = 2151360.

The previous prime is 4512407. The next prime is 4512427. The reversal of 4512422 is 2242154.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4512394 and 4512403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4028 + ... + 5024.

It is an arithmetic number, because the mean of its divisors is an integer number (443112).

Almost surely, 2^4512422 is an apocalyptic number.

4512422 is a deficient number, since it is larger than the sum of its proper divisors (2577370).

4512422 is a wasteful number, since it uses less digits than its factorization.

4512422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103.

The product of its digits is 640, while the sum is 20.

The square root of 4512422 is about 2124.2462192505. The cubic root of 4512422 is about 165.2481359883.

Adding to 4512422 its reverse (2242154), we get a palindrome (6754576).

The spelling of 4512422 in words is "four million, five hundred twelve thousand, four hundred twenty-two".