498851 has 4 divisors (see below), whose sum is σ = 501312. Its totient is φ = 496392.

The previous prime is 498833. The next prime is 498857. The reversal of 498851 is 158894.

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

It is a cyclic number.

It is not a de Polignac number, because 498851 - 2⁶ = 498787 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 498851.

It is not an unprimeable number, because it can be changed into a prime (498857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896 + ... + 1341.

It is an arithmetic number, because the mean of its divisors is an integer number (125328).

2⁴⁹⁸⁸⁵¹ is an apocalyptic number.

498851 is a deficient number, since it is larger than the sum of its proper divisors (2461).

498851 is a wasteful number, since it uses less digits than its factorization.

498851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460.

The product of its digits is 11520, while the sum is 35.

The square root of 498851 is about 706.2938481963. The cubic root of 498851 is about 79.3092085077.

The spelling of 498851 in words is "four hundred ninety-eight thousand, eight hundred fifty-one".