4512554 has 16 divisors (see below), whose sum is σ = 7108992. Its totient is φ = 2144208.

The previous prime is 4512553. The next prime is 4512587. The reversal of 4512554 is 4552154.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4512551) 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, 11912 + ... + 12284.

It is an arithmetic number, because the mean of its divisors is an integer number (444312).

Almost surely, 2^4512554 is an apocalyptic number.

4512554 is a deficient number, since it is larger than the sum of its proper divisors (2596438).

4512554 is a wasteful number, since it uses less digits than its factorization.

4512554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661.

The product of its digits is 4000, while the sum is 26.

The square root of 4512554 is about 2124.2772888679. The cubic root of 4512554 is about 165.2497472842.

The spelling of 4512554 in words is "four million, five hundred twelve thousand, five hundred fifty-four".