498059647 has 4 divisors (see below), whose sum is σ = 498115440. Its totient is φ = 498003856.

The previous prime is 498059629. The next prime is 498059689. The reversal of 498059647 is 746950894.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a 4-Lehmer number, since φ(498059647) divides (498059647-1)⁴.

It is a cyclic number.

It is not a de Polignac number, because 498059647 - 2⁷ = 498059519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 498059594 and 498059603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498059447) 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, 11158 + ... + 33475.

It is an arithmetic number, because the mean of its divisors is an integer number (124528860).

It is a Poulet number, since it divides 2^498059646-1.

Almost surely, 2^498059647 is an apocalyptic number.

498059647 is the 11159-th decagonal number.

498059647 is a deficient number, since it is larger than the sum of its proper divisors (55793).

498059647 is a wasteful number, since it uses less digits than its factorization.

498059647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55792.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 498059647 is about 22317.2499873976. The cubic root of 498059647 is about 792.6724888673.

The spelling of 498059647 in words is "four hundred ninety-eight million, fifty-nine thousand, six hundred forty-seven".