7346528389 has 2 divisors, whose sum is σ = 7346528390. Its totient is φ = 7346528388.

The previous prime is 7346528363. The next prime is 7346528437. The reversal of 7346528389 is 9838256437.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6880702500 + 465825889 = 82950^2 + 21583^2 .

It is an emirp because it is prime and its reverse (9838256437) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7346528389 - 2¹⁵ = 7346495621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7346528989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3673264194 + 3673264195.

It is an arithmetic number, because the mean of its divisors is an integer number (3673264195).

Almost surely, 2^7346528389 is an apocalyptic number.

It is an amenable number.

7346528389 is a deficient number, since it is larger than the sum of its proper divisors (1).

7346528389 is an equidigital number, since it uses as much as digits as its factorization.

7346528389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 55.

The square root of 7346528389 is about 85711.8917595452. The cubic root of 7346528389 is about 1943.9901215896.

The spelling of 7346528389 in words is "seven billion, three hundred forty-six million, five hundred twenty-eight thousand, three hundred eighty-nine".