9777995 has 8 divisors (see below), whose sum is σ = 11926320. Its totient is φ = 7693920.

The previous prime is 9777979. The next prime is 9778001. The reversal of 9777995 is 5997779.

9777995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9777995 - 2⁴ = 9777979 is a prime.

It is a plaindrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15725 + ... + 16334.

It is an arithmetic number, because the mean of its divisors is an integer number (1490790).

Almost surely, 2^9777995 is an apocalyptic number.

9777995 is a deficient number, since it is larger than the sum of its proper divisors (2148325).

9777995 is a wasteful number, since it uses less digits than its factorization.

9777995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32125.

The product of its digits is 1250235, while the sum is 53.

The square root of 9777995 is about 3126.9785736394. The cubic root of 9777995 is about 213.8372055056.

The spelling of 9777995 in words is "nine million, seven hundred seventy-seven thousand, nine hundred ninety-five".