5019449 has 4 divisors (see below), whose sum is σ = 5026164. Its totient is φ = 5012736.

The previous prime is 5019431. The next prime is 5019463. The reversal of 5019449 is 9449105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4700224 + 319225 = 2168^2 + 565^2 .

It is a cyclic number.

It is not a de Polignac number, because 5019449 - 2⁸ = 5019193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5019649) 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, 2072 + ... + 3785.

It is an arithmetic number, because the mean of its divisors is an integer number (1256541).

Almost surely, 2^5019449 is an apocalyptic number.

It is an amenable number.

5019449 is a deficient number, since it is larger than the sum of its proper divisors (6715).

5019449 is an equidigital number, since it uses as much as digits as its factorization.

5019449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5019449 is about 2240.4126851989. The cubic root of 5019449 is about 171.2190232923.

The spelling of 5019449 in words is "five million, nineteen thousand, four hundred forty-nine".