746660093 has 2 divisors, whose sum is σ = 746660094. Its totient is φ = 746660092.

The previous prime is 746660039. The next prime is 746660099. The reversal of 746660093 is 390066647.

It is a happy number.

Together with previous prime (746660039) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 729702169 + 16957924 = 27013^2 + 4118^2 .

It is an emirp because it is prime and its reverse (390066647) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 746660093 - 2⁶ = 746660029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 746660093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746660099) 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, 373330046 + 373330047.

It is an arithmetic number, because the mean of its divisors is an integer number (373330047).

Almost surely, 2^746660093 is an apocalyptic number.

It is an amenable number.

746660093 is a deficient number, since it is larger than the sum of its proper divisors (1).

746660093 is an equidigital number, since it uses as much as digits as its factorization.

746660093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 746660093 is about 27325.0817565108. The cubic root of 746660093 is about 907.2096197483.

The spelling of 746660093 in words is "seven hundred forty-six million, six hundred sixty thousand, ninety-three".