9964769 has 2 divisors, whose sum is σ = 9964770. Its totient is φ = 9964768.

The previous prime is 9964667. The next prime is 9964781. The reversal of 9964769 is 9674699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9535744 + 429025 = 3088^2 + 655^2 .

It is a cyclic number.

It is not a de Polignac number, because 9964769 - 2¹² = 9960673 is a prime.

It is a super-2 number, since 2×9964769² = 198593242446722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9964789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4982384 + 4982385.

It is an arithmetic number, because the mean of its divisors is an integer number (4982385).

Almost surely, 2^9964769 is an apocalyptic number.

It is an amenable number.

9964769 is a deficient number, since it is larger than the sum of its proper divisors (1).

9964769 is an equidigital number, since it uses as much as digits as its factorization.

9964769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 734832, while the sum is 50.

The square root of 9964769 is about 3156.7022349281. The cubic root of 9964769 is about 215.1901616656.

Adding to 9964769 its product of digits (734832), we get a palindrome (10699601).

The spelling of 9964769 in words is "nine million, nine hundred sixty-four thousand, seven hundred sixty-nine".