9709955 has 8 divisors (see below), whose sum is σ = 11695104. Its totient is φ = 7739200.

The previous prime is 9709951. The next prime is 9709957. The reversal of 9709955 is 5599079.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9709955 - 2² = 9709951 is a prime.

It is a super-2 number, since 2×9709955² = 188566452204050, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9709951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2051 + ... + 4860.

It is an arithmetic number, because the mean of its divisors is an integer number (1461888).

Almost surely, 2^9709955 is an apocalyptic number.

9709955 is a deficient number, since it is larger than the sum of its proper divisors (1985149).

9709955 is a wasteful number, since it uses less digits than its factorization.

9709955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7197.

The product of its (nonzero) digits is 127575, while the sum is 44.

The square root of 9709955 is about 3116.0800695746. The cubic root of 9709955 is about 213.3400564830.

The spelling of 9709955 in words is "nine million, seven hundred nine thousand, nine hundred fifty-five".