4200073 has 2 divisors, whose sum is σ = 4200074. Its totient is φ = 4200072.

The previous prime is 4200047. The next prime is 4200103. The reversal of 4200073 is 3700024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3489424 + 710649 = 1868^2 + 843^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4200073 is a prime.

It is a super-2 number, since 2×4200073² = 35281226410658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4200013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2100036 + 2100037.

It is an arithmetic number, because the mean of its divisors is an integer number (2100037).

Almost surely, 2^4200073 is an apocalyptic number.

It is an amenable number.

4200073 is a deficient number, since it is larger than the sum of its proper divisors (1).

4200073 is an equidigital number, since it uses as much as digits as its factorization.

4200073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 4200073 is about 2049.4079632909. The cubic root of 4200073 is about 161.3437993613.

Adding to 4200073 its reverse (3700024), we get a palindrome (7900097).

The spelling of 4200073 in words is "four million, two hundred thousand, seventy-three".