5019849 has 6 divisors (see below), whose sum is σ = 7250906. Its totient is φ = 3346560.

The previous prime is 5019821. The next prime is 5019869. The reversal of 5019849 is 9489105.

It can be written as a sum of positive squares in only one way, i.e., 4981824 + 38025 = 2232^2 + 195^2 .

It is not a de Polignac number, because 5019849 - 2⁸ = 5019593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5019869) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278872 + ... + 278889.

Almost surely, 2^5019849 is an apocalyptic number.

It is an amenable number.

5019849 is a deficient number, since it is larger than the sum of its proper divisors (2231057).

5019849 is a wasteful number, since it uses less digits than its factorization.

5019849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557767 (or 557764 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 5019849 is about 2240.5019526883. The cubic root of 5019849 is about 171.2235713207.

The spelling of 5019849 in words is "five million, nineteen thousand, eight hundred forty-nine".