73458493 has 2 divisors, whose sum is σ = 73458494. Its totient is φ = 73458492.

The previous prime is 73458449. The next prime is 73458529. The reversal of 73458493 is 39485437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66292164 + 7166329 = 8142^2 + 2677^2 .

It is a cyclic number.

It is not a de Polignac number, because 73458493 - 2⁹ = 73457981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73458433) 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, 36729246 + 36729247.

It is an arithmetic number, because the mean of its divisors is an integer number (36729247).

Almost surely, 2^73458493 is an apocalyptic number.

It is an amenable number.

73458493 is a deficient number, since it is larger than the sum of its proper divisors (1).

73458493 is an equidigital number, since it uses as much as digits as its factorization.

73458493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 43.

The square root of 73458493 is about 8570.7930204853. The cubic root of 73458493 is about 418.8070703237.

The spelling of 73458493 in words is "seventy-three million, four hundred fifty-eight thousand, four hundred ninety-three".