5163649 has 4 divisors (see below), whose sum is σ = 5435440. Its totient is φ = 4891860.

The previous prime is 5163629. The next prime is 5163659. The reversal of 5163649 is 9463615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5163649 - 2¹⁹ = 4639361 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5163629) 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, 135867 + ... + 135904.

It is an arithmetic number, because the mean of its divisors is an integer number (1358860).

Almost surely, 2^5163649 is an apocalyptic number.

It is an amenable number.

5163649 is a deficient number, since it is larger than the sum of its proper divisors (271791).

5163649 is a wasteful number, since it uses less digits than its factorization.

5163649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271790.

The product of its digits is 19440, while the sum is 34.

The square root of 5163649 is about 2272.3663877113. The cubic root of 5163649 is about 172.8431759574.

Subtracting from 5163649 its sum of digits (34), we obtain a palindrome (5163615).

The spelling of 5163649 in words is "five million, one hundred sixty-three thousand, six hundred forty-nine".