9562561 has 2 divisors, whose sum is σ = 9562562.
Its totient is φ = 9562560.
The previous prime is 9562559. The next prime is 9562589. The reversal of 9562561 is 1652659.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7756225 + 1806336 = 2785^2 + 1344^2
It is a cyclic number.
It is not a de Polignac number, because 9562561 - 21 = 9562559 is a prime.
Together with 9562559, it forms a pair of twin primes.
9562561 is a lucky number.
It is equal to p637486 and since 9562561 and 637486 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (9562541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4781280 + 4781281.
It is an arithmetic number, because the mean of its divisors is an integer number (4781281).
Almost surely, 29562561 is an apocalyptic number.
It is an amenable number.
9562561 is a deficient number, since it is larger than the sum of its proper divisors (1).
9562561 is an equidigital number, since it uses as much as digits as its factorization.
9562561 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 16200, while the sum is 34.
The square root of 9562561 is about 3092.3390823129.
The cubic root of 9562561 is about 212.2550700485.
The spelling of 9562561 in words is "nine million, five hundred sixty-two thousand, five hundred sixty-one".