63532289 has 2 divisors, whose sum is σ = 63532290. Its totient is φ = 63532288.

The previous prime is 63532283. The next prime is 63532327. The reversal of 63532289 is 98223536.

It is an a-pointer prime, because the next prime (63532327) can be obtained adding 63532289 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50694400 + 12837889 = 7120^2 + 3583^2 .

It is a cyclic number.

It is not a de Polignac number, because 63532289 - 2⁸ = 63532033 is a prime.

It is not a weakly prime, because it can be changed into another prime (63532283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31766144 + 31766145.

It is an arithmetic number, because the mean of its divisors is an integer number (31766145).

Almost surely, 2^63532289 is an apocalyptic number.

It is an amenable number.

63532289 is a deficient number, since it is larger than the sum of its proper divisors (1).

63532289 is an equidigital number, since it uses as much as digits as its factorization.

63532289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 63532289 is about 7970.7144598210. The cubic root of 63532289 is about 399.0232187710.

The spelling of 63532289 in words is "sixty-three million, five hundred thirty-two thousand, two hundred eighty-nine".