498173923 has 4 divisors (see below), whose sum is σ = 536495008. Its totient is φ = 459852840.

The previous prime is 498173911. The next prime is 498173953. The reversal of 498173923 is 329371894.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498173923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498173953) 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, 19160523 + ... + 19160548.

It is an arithmetic number, because the mean of its divisors is an integer number (134123752).

Almost surely, 2^498173923 is an apocalyptic number.

498173923 is a deficient number, since it is larger than the sum of its proper divisors (38321085).

498173923 is a wasteful number, since it uses less digits than its factorization.

498173923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38321084.

The product of its digits is 326592, while the sum is 46.

The square root of 498173923 is about 22319.8101022388. The cubic root of 498173923 is about 792.7331084570.

The spelling of 498173923 in words is "four hundred ninety-eight million, one hundred seventy-three thousand, nine hundred twenty-three".