63828529 has 2 divisors, whose sum is σ = 63828530. Its totient is φ = 63828528.

The previous prime is 63828521. The next prime is 63828533. The reversal of 63828529 is 92582836.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54538225 + 9290304 = 7385^2 + 3048^2 .

It is a cyclic number.

It is not a de Polignac number, because 63828529 - 2³ = 63828521 is a prime.

It is a super-2 number, since 2×63828529² = 8148162228607682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63828521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31914264 + 31914265.

It is an arithmetic number, because the mean of its divisors is an integer number (31914265).

Almost surely, 2^63828529 is an apocalyptic number.

It is an amenable number.

63828529 is a deficient number, since it is larger than the sum of its proper divisors (1).

63828529 is an equidigital number, since it uses as much as digits as its factorization.

63828529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 43.

The square root of 63828529 is about 7989.2758745709. The cubic root of 63828529 is about 399.6424492389.

The spelling of 63828529 in words is "sixty-three million, eight hundred twenty-eight thousand, five hundred twenty-nine".