499984847 has 4 divisors (see below), whose sum is σ = 503340600. Its totient is φ = 496629096.

The previous prime is 499984831. The next prime is 499984883. The reversal of 499984847 is 748489994.

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 499984847 - 2⁴ = 499984831 is a prime.

It is a super-2 number, since 2×499984847² = 499969694459226818, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 499984847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499984897) 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, 1677653 + ... + 1677950.

It is an arithmetic number, because the mean of its divisors is an integer number (125835150).

Almost surely, 2^499984847 is an apocalyptic number.

499984847 is a deficient number, since it is larger than the sum of its proper divisors (3355753).

499984847 is a wasteful number, since it uses less digits than its factorization.

499984847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3355752.

The product of its digits is 20901888, while the sum is 62.

The square root of 499984847 is about 22360.3409410501. The cubic root of 499984847 is about 793.6925079404.

It can be divided in two parts, 49998 and 4847, that added together give a palindrome (54845).

The spelling of 499984847 in words is "four hundred ninety-nine million, nine hundred eighty-four thousand, eight hundred forty-seven".