748971673 has 4 divisors (see below), whose sum is σ = 763103268. Its totient is φ = 734840080.

The previous prime is 748971667. The next prime is 748971679. The reversal of 748971673 is 376179847.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (748971667) and next prime (748971679).

It can be written as a sum of positive squares in 2 ways, for example, as 503015184 + 245956489 = 22428^2 + 15683^2 .

It is a cyclic number.

It is not a de Polignac number, because 748971673 - 2⁹ = 748971161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 748971673.

It is not an unprimeable number, because it can be changed into a prime (748971679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7065718 + ... + 7065823.

It is an arithmetic number, because the mean of its divisors is an integer number (190775817).

Almost surely, 2^748971673 is an apocalyptic number.

It is an amenable number.

748971673 is a deficient number, since it is larger than the sum of its proper divisors (14131595).

748971673 is a wasteful number, since it uses less digits than its factorization.

748971673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14131594.

The product of its digits is 1778112, while the sum is 52.

The square root of 748971673 is about 27367.3468388881. The cubic root of 748971673 is about 908.1448633426.

The spelling of 748971673 in words is "seven hundred forty-eight million, nine hundred seventy-one thousand, six hundred seventy-three".