746816173 has 4 divisors (see below), whose sum is σ = 747614140. Its totient is φ = 746018208.

The previous prime is 746816123. The next prime is 746816219. The reversal of 746816173 is 371618647.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 371618647 = 163 ⋅2279869.

It can be written as a sum of positive squares in 2 ways, for example, as 231435369 + 515380804 = 15213^2 + 22702^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746816173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746816123) 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 in 3 ways as a sum of consecutive naturals, for example, 397578 + ... + 399451.

It is an arithmetic number, because the mean of its divisors is an integer number (186903535).

Almost surely, 2^746816173 is an apocalyptic number.

It is an amenable number.

746816173 is a deficient number, since it is larger than the sum of its proper divisors (797967).

746816173 is an equidigital number, since it uses as much as digits as its factorization.

746816173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797966.

The product of its digits is 169344, while the sum is 43.

The square root of 746816173 is about 27327.9375914100. The cubic root of 746816173 is about 907.2728289709.

The spelling of 746816173 in words is "seven hundred forty-six million, eight hundred sixteen thousand, one hundred seventy-three".