498910609 has 8 divisors (see below), whose sum is σ = 511377408. Its totient is φ = 486591600.

The previous prime is 498910603. The next prime is 498910613. The reversal of 498910609 is 906019894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498910609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498910603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30097 + ... + 43630.

It is an arithmetic number, because the mean of its divisors is an integer number (63922176).

Almost surely, 2^498910609 is an apocalyptic number.

It is an amenable number.

498910609 is a deficient number, since it is larger than the sum of its proper divisors (12466799).

498910609 is a wasteful number, since it uses less digits than its factorization.

498910609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73895.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 498910609 is about 22336.3069687001. The cubic root of 498910609 is about 793.1236733625.

The spelling of 498910609 in words is "four hundred ninety-eight million, nine hundred ten thousand, six hundred nine".