498663693 has 36 divisors (see below), whose sum is σ = 799869408. Its totient is φ = 296892720.

The previous prime is 498663691. The next prime is 498663727. The reversal of 498663693 is 396366894.

It is a happy number.

498663693 is a `hidden beast` number, since 498 + 6 + 63 + 6 + 93 = 666.

It is not a de Polignac number, because 498663693 - 2¹ = 498663691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498663691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 343896 + ... + 345342.

Almost surely, 2^498663693 is an apocalyptic number.

It is an amenable number.

498663693 is a deficient number, since it is larger than the sum of its proper divisors (301205715).

498663693 is a wasteful number, since it uses less digits than its factorization.

498663693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582 (or 1520 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 54.

The square root of 498663693 is about 22330.7790504496. The cubic root of 498663693 is about 792.9928100795.

The spelling of 498663693 in words is "four hundred ninety-eight million, six hundred sixty-three thousand, six hundred ninety-three".