75245333 has 2 divisors, whose sum is σ = 75245334. Its totient is φ = 75245332.

The previous prime is 75245327. The next prime is 75245347. The reversal of 75245333 is 33354257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64368529 + 10876804 = 8023^2 + 3298^2 .

It is an emirp because it is prime and its reverse (33354257) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75245333 - 2¹² = 75241237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75245333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75245353) 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, 37622666 + 37622667.

It is an arithmetic number, because the mean of its divisors is an integer number (37622667).

Almost surely, 2^75245333 is an apocalyptic number.

It is an amenable number.

75245333 is a deficient number, since it is larger than the sum of its proper divisors (1).

75245333 is an equidigital number, since it uses as much as digits as its factorization.

75245333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 32.

The square root of 75245333 is about 8674.4067808698. The cubic root of 75245333 is about 422.1756585487.

The spelling of 75245333 in words is "seventy-five million, two hundred forty-five thousand, three hundred thirty-three".