5278529 has 2 divisors, whose sum is σ = 5278530. Its totient is φ = 5278528.

The previous prime is 5278519. The next prime is 5278541. The reversal of 5278529 is 9258725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5071504 + 207025 = 2252^2 + 455^2 .

It is a cyclic number.

It is not a de Polignac number, because 5278529 - 2¹⁶ = 5212993 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 5278492 and 5278501.

It is not a weakly prime, because it can be changed into another prime (5278519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639264 + 2639265.

It is an arithmetic number, because the mean of its divisors is an integer number (2639265).

Almost surely, 2^5278529 is an apocalyptic number.

It is an amenable number.

5278529 is a deficient number, since it is larger than the sum of its proper divisors (1).

5278529 is an equidigital number, since it uses as much as digits as its factorization.

5278529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 38.

The square root of 5278529 is about 2297.5049510284. The cubic root of 5278529 is about 174.1155813739.

The spelling of 5278529 in words is "five million, two hundred seventy-eight thousand, five hundred twenty-nine".