75958849 has 2 divisors, whose sum is σ = 75958850. Its totient is φ = 75958848.

The previous prime is 75958837. The next prime is 75958877. The reversal of 75958849 is 94885957.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61465600 + 14493249 = 7840^2 + 3807^2 .

It is a cyclic number.

It is not a de Polignac number, because 75958849 - 2¹¹ = 75956801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75958849.

It is not a weakly prime, because it can be changed into another prime (75958249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37979424 + 37979425.

It is an arithmetic number, because the mean of its divisors is an integer number (37979425).

Almost surely, 2^75958849 is an apocalyptic number.

It is an amenable number.

75958849 is a deficient number, since it is larger than the sum of its proper divisors (1).

75958849 is an equidigital number, since it uses as much as digits as its factorization.

75958849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3628800, while the sum is 55.

The square root of 75958849 is about 8715.4373957937. The cubic root of 75958849 is about 423.5058935807.

The spelling of 75958849 in words is "seventy-five million, nine hundred fifty-eight thousand, eight hundred forty-nine".