498978059 has 4 divisors (see below), whose sum is σ = 499200240. Its totient is φ = 498755880.

The previous prime is 498978043. The next prime is 498978061. The reversal of 498978059 is 950879894.

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 498978059 - 2⁴ = 498978043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 498977989 and 498978007.

It is not an unprimeable number, because it can be changed into a prime (498978079) 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, 107687 + ... + 112224.

It is an arithmetic number, because the mean of its divisors is an integer number (124800060).

Almost surely, 2^498978059 is an apocalyptic number.

498978059 is a deficient number, since it is larger than the sum of its proper divisors (222181).

498978059 is a wasteful number, since it uses less digits than its factorization.

498978059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222180.

The product of its (nonzero) digits is 6531840, while the sum is 59.

The square root of 498978059 is about 22337.8167912623. The cubic root of 498978059 is about 793.1594137538.

The spelling of 498978059 in words is "four hundred ninety-eight million, nine hundred seventy-eight thousand, fifty-nine".