498685449 has 4 divisors (see below), whose sum is σ = 664913936. Its totient is φ = 332456964.

The previous prime is 498685441. The next prime is 498685459. The reversal of 498685449 is 944586894.

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.

It is not a de Polignac number, because 498685449 - 2³ = 498685441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498685441) 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, 83114239 + ... + 83114244.

It is an arithmetic number, because the mean of its divisors is an integer number (166228484).

Almost surely, 2^498685449 is an apocalyptic number.

It is an amenable number.

498685449 is a deficient number, since it is larger than the sum of its proper divisors (166228487).

498685449 is a wasteful number, since it uses less digits than its factorization.

498685449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166228486.

The product of its digits is 9953280, while the sum is 57.

The square root of 498685449 is about 22331.2661754769. The cubic root of 498685449 is about 793.0043423011.

The spelling of 498685449 in words is "four hundred ninety-eight million, six hundred eighty-five thousand, four hundred forty-nine".