734552389 has 2 divisors, whose sum is σ = 734552390. Its totient is φ = 734552388.

The previous prime is 734552341. The next prime is 734552461. The reversal of 734552389 is 983255437.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 526702500 + 207849889 = 22950^2 + 14417^2 .

It is an emirp because it is prime and its reverse (983255437) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 734552389 - 2⁷ = 734552261 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (734552309) 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, 367276194 + 367276195.

It is an arithmetic number, because the mean of its divisors is an integer number (367276195).

Almost surely, 2^734552389 is an apocalyptic number.

It is an amenable number.

734552389 is a deficient number, since it is larger than the sum of its proper divisors (1).

734552389 is an equidigital number, since it uses as much as digits as its factorization.

734552389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 46.

The square root of 734552389 is about 27102.6269759963. The cubic root of 734552389 is about 902.2791571424.

The spelling of 734552389 in words is "seven hundred thirty-four million, five hundred fifty-two thousand, three hundred eighty-nine".