718073673 has 4 divisors (see below), whose sum is σ = 957431568. Its totient is φ = 478715780.

The previous prime is 718073651. The next prime is 718073687. The reversal of 718073673 is 376370817.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 376370817 = 3 ⋅125456939.

It is a cyclic number.

It is not a de Polignac number, because 718073673 - 2⁸ = 718073417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (718077673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119678943 + ... + 119678948.

It is an arithmetic number, because the mean of its divisors is an integer number (239357892).

Almost surely, 2^718073673 is an apocalyptic number.

It is an amenable number.

718073673 is a deficient number, since it is larger than the sum of its proper divisors (239357895).

718073673 is a wasteful number, since it uses less digits than its factorization.

718073673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239357894.

The product of its (nonzero) digits is 148176, while the sum is 42.

The square root of 718073673 is about 26796.8967046559. The cubic root of 718073673 is about 895.4809158690.

The spelling of 718073673 in words is "seven hundred eighteen million, seventy-three thousand, six hundred seventy-three".