4500212 has 6 divisors (see below), whose sum is σ = 7875378. Its totient is φ = 2250104.

The previous prime is 4500211. The next prime is 4500217. The reversal of 4500212 is 2120054.

It can be written as a sum of positive squares in only one way, i.e., 3976036 + 524176 = 1994^2 + 724^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4500211) 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 as a sum of consecutive naturals, namely, 562523 + ... + 562530.

It is an arithmetic number, because the mean of its divisors is an integer number (1312563).

Almost surely, 2^4500212 is an apocalyptic number.

It is an amenable number.

4500212 is a deficient number, since it is larger than the sum of its proper divisors (3375166).

4500212 is a wasteful number, since it uses less digits than its factorization.

4500212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125057 (or 1125055 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 4500212 is about 2121.3703118503. The cubic root of 4500212 is about 165.0989550284.

Adding to 4500212 its reverse (2120054), we get a palindrome (6620266).

The spelling of 4500212 in words is "four million, five hundred thousand, two hundred twelve".