4523012 has 12 divisors (see below), whose sum is σ = 8524236. Its totient is φ = 2087520.

The previous prime is 4523011. The next prime is 4523023. The reversal of 4523012 is 2103254.

It can be written as a sum of positive squares in 2 ways, for example, as 586756 + 3936256 = 766^2 + 1984^2 .

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4523011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43439 + ... + 43542.

It is an arithmetic number, because the mean of its divisors is an integer number (710353).

Almost surely, 2^4523012 is an apocalyptic number.

It is an amenable number.

4523012 is a deficient number, since it is larger than the sum of its proper divisors (4001224).

4523012 is a wasteful number, since it uses less digits than its factorization.

4523012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86998 (or 86996 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 4523012 is about 2126.7374073919. The cubic root of 4523012 is about 165.3773061295.

Adding to 4523012 its reverse (2103254), we get a palindrome (6626266).

The spelling of 4523012 in words is "four million, five hundred twenty-three thousand, twelve".