9769955 has 32 divisors (see below), whose sum is σ = 13426560. Its totient is φ = 6773760.

The previous prime is 9769939. The next prime is 9769957. The reversal of 9769955 is 5599679.

9769955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9769955 - 2⁴ = 9769939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9769957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133799 + ... + 133871.

It is an arithmetic number, because the mean of its divisors is an integer number (419580).

Almost surely, 2^9769955 is an apocalyptic number.

9769955 is a deficient number, since it is larger than the sum of its proper divisors (3656605).

9769955 is a wasteful number, since it uses less digits than its factorization.

9769955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191.

The product of its digits is 765450, while the sum is 50.

The square root of 9769955 is about 3125.6927232215. The cubic root of 9769955 is about 213.7785799023.

The spelling of 9769955 in words is "nine million, seven hundred sixty-nine thousand, nine hundred fifty-five".