4512812 has 12 divisors (see below), whose sum is σ = 7924560. Its totient is φ = 2248656.

The previous prime is 4512811. The next prime is 4512839. The reversal of 4512812 is 2182154.

It is not an unprimeable number, because it can be changed into a prime (4512811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512 + ... + 3047.

It is an arithmetic number, because the mean of its divisors is an integer number (660380).

Almost surely, 2^4512812 is an apocalyptic number.

It is an amenable number.

4512812 is a deficient number, since it is larger than the sum of its proper divisors (3411748).

4512812 is a wasteful number, since it uses less digits than its factorization.

4512812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880 (or 3878 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 4512812 is about 2124.3380145354. The cubic root of 4512812 is about 165.2528965446.

Adding to 4512812 its reverse (2182154), we get a palindrome (6694966).

The spelling of 4512812 in words is "four million, five hundred twelve thousand, eight hundred twelve".