4999784 has 8 divisors (see below), whose sum is σ = 9374610. Its totient is φ = 2499888.

The previous prime is 4999783. The next prime is 4999801. The reversal of 4999784 is 4879994.

It can be written as a sum of positive squares in only one way, i.e., 4937284 + 62500 = 2222^2 + 250^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4999781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312479 + ... + 312494.

Almost surely, 2^4999784 is an apocalyptic number.

It is an amenable number.

4999784 is a deficient number, since it is larger than the sum of its proper divisors (4374826).

4999784 is a wasteful number, since it uses less digits than its factorization.

4999784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624979 (or 624975 counting only the distinct ones).

The product of its digits is 653184, while the sum is 50.

The square root of 4999784 is about 2236.0196779098. The cubic root of 4999784 is about 170.9951322668.

The spelling of 4999784 in words is "four million, nine hundred ninety-nine thousand, seven hundred eighty-four".