75282773 has 2 divisors, whose sum is σ = 75282774. Its totient is φ = 75282772.

The previous prime is 75282763. The next prime is 75282797. The reversal of 75282773 is 37728257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69338929 + 5943844 = 8327^2 + 2438^2 .

It is a cyclic number.

It is not a de Polignac number, because 75282773 - 2⁶ = 75282709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75282773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75282763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37641386 + 37641387.

It is an arithmetic number, because the mean of its divisors is an integer number (37641387).

Almost surely, 2^75282773 is an apocalyptic number.

It is an amenable number.

75282773 is a deficient number, since it is larger than the sum of its proper divisors (1).

75282773 is an equidigital number, since it uses as much as digits as its factorization.

75282773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 164640, while the sum is 41.

The square root of 75282773 is about 8676.5645851339. The cubic root of 75282773 is about 422.2456679219.

It can be divided in two parts, 7528 and 2773, that added together give a palindrome (10301).

The spelling of 75282773 in words is "seventy-five million, two hundred eighty-two thousand, seven hundred seventy-three".