498697 has 4 divisors (see below), whose sum is σ = 514816. Its totient is φ = 482580.

The previous prime is 498691. The next prime is 498733. The reversal of 498697 is 796894.

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 a cyclic number.

It is not a de Polignac number, because 498697 - 2³ = 498689 is a prime.

It is a Duffinian number.

498697 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (498691) 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, 8013 + ... + 8074.

It is an arithmetic number, because the mean of its divisors is an integer number (128704).

2⁴⁹⁸⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

498697 is a deficient number, since it is larger than the sum of its proper divisors (16119).

498697 is a wasteful number, since it uses less digits than its factorization.

498697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16118.

The product of its digits is 108864, while the sum is 43.

The square root of 498697 is about 706.1848200011. The cubic root of 498697 is about 79.3010465013.

The spelling of 498697 in words is "four hundred ninety-eight thousand, six hundred ninety-seven".