9949769 has 2 divisors, whose sum is σ = 9949770. Its totient is φ = 9949768.

The previous prime is 9949747. The next prime is 9949783. The reversal of 9949769 is 9679499.

9949769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9684544 + 265225 = 3112^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 9949769 - 2¹⁶ = 9884233 is a prime.

It is a super-2 number, since 2×9949769² = 197995806306722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9949769.

It is not a weakly prime, because it can be changed into another prime (9949739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4974884 + 4974885.

It is an arithmetic number, because the mean of its divisors is an integer number (4974885).

Almost surely, 2^9949769 is an apocalyptic number.

It is an amenable number.

9949769 is a deficient number, since it is larger than the sum of its proper divisors (1).

9949769 is an equidigital number, since it uses as much as digits as its factorization.

9949769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1102248, while the sum is 53.

The square root of 9949769 is about 3154.3254429434. The cubic root of 9949769 is about 215.0821319524.

The spelling of 9949769 in words is "nine million, nine hundred forty-nine thousand, seven hundred sixty-nine".