75228589 has 2 divisors, whose sum is σ = 75228590. Its totient is φ = 75228588.

The previous prime is 75228583. The next prime is 75228649. The reversal of 75228589 is 98582257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74476900 + 751689 = 8630^2 + 867^2 .

It is a cyclic number.

It is not a de Polignac number, because 75228589 - 2⁵ = 75228557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75228583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37614294 + 37614295.

It is an arithmetic number, because the mean of its divisors is an integer number (37614295).

Almost surely, 2^75228589 is an apocalyptic number.

It is an amenable number.

75228589 is a deficient number, since it is larger than the sum of its proper divisors (1).

75228589 is an equidigital number, since it uses as much as digits as its factorization.

75228589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 46.

The square root of 75228589 is about 8673.4415891271. The cubic root of 75228589 is about 422.1443412858.

The spelling of 75228589 in words is "seventy-five million, two hundred twenty-eight thousand, five hundred eighty-nine".