9995775 has 12 divisors (see below), whose sum is σ = 16526472. Its totient is φ = 5331040.

The previous prime is 9995743. The next prime is 9995801. The reversal of 9995775 is 5775999.

It is a happy number.

It is not a de Polignac number, because 9995775 - 2⁵ = 9995743 is a prime.

9995775 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66564 + ... + 66713.

It is an arithmetic number, because the mean of its divisors is an integer number (1377206).

Almost surely, 2^9995775 is an apocalyptic number.

9995775 is a deficient number, since it is larger than the sum of its proper divisors (6530697).

9995775 is a wasteful number, since it uses less digits than its factorization.

9995775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133290 (or 133285 counting only the distinct ones).

The product of its digits is 893025, while the sum is 51.

The square root of 9995775 is about 3161.6095584370. The cubic root of 9995775 is about 215.4131231072.

The spelling of 9995775 in words is "nine million, nine hundred ninety-five thousand, seven hundred seventy-five".