498943873 has 4 divisors (see below), whose sum is σ = 499013460. Its totient is φ = 498874288.

The previous prime is 498943871. The next prime is 498943877. The reversal of 498943873 is 378349894.

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

It can be written as a sum of positive squares in 2 ways, for example, as 452540529 + 46403344 = 21273^2 + 6812^2 .

It is a cyclic number.

It is not a de Polignac number, because 498943873 - 2¹ = 498943871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498943871) 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, 22618 + ... + 38851.

It is an arithmetic number, because the mean of its divisors is an integer number (124753365).

Almost surely, 2^498943873 is an apocalyptic number.

It is an amenable number.

498943873 is a deficient number, since it is larger than the sum of its proper divisors (69587).

498943873 is an equidigital number, since it uses as much as digits as its factorization.

498943873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69586.

The product of its digits is 5225472, while the sum is 55.

The square root of 498943873 is about 22337.0515735627. The cubic root of 498943873 is about 793.1412996862.

The spelling of 498943873 in words is "four hundred ninety-eight million, nine hundred forty-three thousand, eight hundred seventy-three".