210033073 has 2 divisors, whose sum is σ = 210033074. Its totient is φ = 210033072.

The previous prime is 210033067. The next prime is 210033101. The reversal of 210033073 is 370330012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189530289 + 20502784 = 13767^2 + 4528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210033073 is a prime.

It is a super-2 number, since 2×210033073² = 88227783507646658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210033073.

It is not a weakly prime, because it can be changed into another prime (210033023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105016536 + 105016537.

It is an arithmetic number, because the mean of its divisors is an integer number (105016537).

Almost surely, 2^210033073 is an apocalyptic number.

It is an amenable number.

210033073 is a deficient number, since it is larger than the sum of its proper divisors (1).

210033073 is an equidigital number, since it uses as much as digits as its factorization.

210033073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 210033073 is about 14492.5178281760. The cubic root of 210033073 is about 594.4233973417.

Adding to 210033073 its reverse (370330012), we get a palindrome (580363085).

The spelling of 210033073 in words is "two hundred ten million, thirty-three thousand, seventy-three".