5179649 has 2 divisors, whose sum is σ = 5179650. Its totient is φ = 5179648.

The previous prime is 5179639. The next prime is 5179709. The reversal of 5179649 is 9469715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4129024 + 1050625 = 2032^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 5179649 - 2⁴ = 5179633 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5179619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589824 + 2589825.

It is an arithmetic number, because the mean of its divisors is an integer number (2589825).

Almost surely, 2^5179649 is an apocalyptic number.

It is an amenable number.

5179649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5179649 is an equidigital number, since it uses as much as digits as its factorization.

5179649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 41.

The square root of 5179649 is about 2275.8842237689. The cubic root of 5179649 is about 173.0215149158.

The spelling of 5179649 in words is "five million, one hundred seventy-nine thousand, six hundred forty-nine".