5136849 has 12 divisors (see below), whose sum is σ = 7601412. Its totient is φ = 3340800.

The previous prime is 5136847. The next prime is 5136853. The reversal of 5136849 is 9486315.

It can be written as a sum of positive squares in 2 ways, for example, as 1404225 + 3732624 = 1185^2 + 1932^2 .

It is not a de Polignac number, because 5136849 - 2¹ = 5136847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5136841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6592 + ... + 7329.

It is an arithmetic number, because the mean of its divisors is an integer number (633451).

Almost surely, 2^5136849 is an apocalyptic number.

It is an amenable number.

5136849 is a deficient number, since it is larger than the sum of its proper divisors (2464563).

5136849 is a wasteful number, since it uses less digits than its factorization.

5136849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13968 (or 13965 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 5136849 is about 2266.4617799557. The cubic root of 5136849 is about 172.5436310553.

The spelling of 5136849 in words is "five million, one hundred thirty-six thousand, eight hundred forty-nine".