498963817 has 32 divisors (see below), whose sum is σ = 592551936. Its totient is φ = 415430400.

The previous prime is 498963799. The next prime is 498963847. The reversal of 498963817 is 718369894.

It is not a de Polignac number, because 498963817 - 2²⁷ = 364746089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498963847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 885978 + ... + 886540.

It is an arithmetic number, because the mean of its divisors is an integer number (18517248).

Almost surely, 2^498963817 is an apocalyptic number.

It is an amenable number.

498963817 is a deficient number, since it is larger than the sum of its proper divisors (93588119).

498963817 is a wasteful number, since it uses less digits than its factorization.

498963817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741.

The product of its digits is 2612736, while the sum is 55.

The square root of 498963817 is about 22337.4980022383. The cubic root of 498963817 is about 793.1518674742.

The spelling of 498963817 in words is "four hundred ninety-eight million, nine hundred sixty-three thousand, eight hundred seventeen".