498319321 has 4 divisors (see below), whose sum is σ = 498365200. Its totient is φ = 498273444.

The previous prime is 498319273. The next prime is 498319363. The reversal of 498319321 is 123913894.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 498319321 - 2¹¹ = 498317273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498319721) 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, 3550 + ... + 31768.

It is an arithmetic number, because the mean of its divisors is an integer number (124591300).

Almost surely, 2^498319321 is an apocalyptic number.

It is an amenable number.

498319321 is a deficient number, since it is larger than the sum of its proper divisors (45879).

498319321 is a wasteful number, since it uses less digits than its factorization.

498319321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45878.

The product of its digits is 46656, while the sum is 40.

The square root of 498319321 is about 22323.0670159815. The cubic root of 498319321 is about 792.8102238254.

The spelling of 498319321 in words is "four hundred ninety-eight million, three hundred nineteen thousand, three hundred twenty-one".