993359473 has 2 divisors, whose sum is σ = 993359474. Its totient is φ = 993359472.

The previous prime is 993359449. The next prime is 993359513. The reversal of 993359473 is 374953399.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 866301489 + 127057984 = 29433^2 + 11272^2 .

It is a cyclic number.

It is not a de Polignac number, because 993359473 - 2²⁹ = 456488561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 993359473.

It is not a weakly prime, because it can be changed into another prime (993359173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496679736 + 496679737.

It is an arithmetic number, because the mean of its divisors is an integer number (496679737).

Almost surely, 2^993359473 is an apocalyptic number.

It is an amenable number.

993359473 is a deficient number, since it is larger than the sum of its proper divisors (1).

993359473 is an equidigital number, since it uses as much as digits as its factorization.

993359473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2755620, while the sum is 52.

The square root of 993359473 is about 31517.6057624941. The cubic root of 993359473 is about 997.7815732219.

The spelling of 993359473 in words is "nine hundred ninety-three million, three hundred fifty-nine thousand, four hundred seventy-three".