673927243 has 32 divisors (see below), whose sum is σ = 796511232. Its totient is φ = 563404800.

The previous prime is 673927237. The next prime is 673927297. The reversal of 673927243 is 342729376.

It is a cyclic number.

It is not a de Polignac number, because 673927243 - 2⁵ = 673927211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 673927243.

It is not an unprimeable number, because it can be changed into a prime (673927343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2562330 + ... + 2562592.

It is an arithmetic number, because the mean of its divisors is an integer number (24890976).

Almost surely, 2^673927243 is an apocalyptic number.

673927243 is a deficient number, since it is larger than the sum of its proper divisors (122583989).

673927243 is a wasteful number, since it uses less digits than its factorization.

673927243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555.

The product of its digits is 381024, while the sum is 43.

The square root of 673927243 is about 25960.1086862132. The cubic root of 673927243 is about 876.7403698068.

The spelling of 673927243 in words is "six hundred seventy-three million, nine hundred twenty-seven thousand, two hundred forty-three".