9797877 has 12 divisors (see below), whose sum is σ = 14181804. Its totient is φ = 6518400.

The previous prime is 9797869. The next prime is 9797903. The reversal of 9797877 is 7787979.

It can be written as a sum of positive squares in 2 ways, for example, as 4626801 + 5171076 = 2151^2 + 2274^2 .

It is not a de Polignac number, because 9797877 - 2³ = 9797869 is a prime.

9797877 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9797807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5533 + ... + 7085.

It is an arithmetic number, because the mean of its divisors is an integer number (1181817).

Almost surely, 2^9797877 is an apocalyptic number.

It is an amenable number.

9797877 is a deficient number, since it is larger than the sum of its proper divisors (4383927).

9797877 is a wasteful number, since it uses less digits than its factorization.

9797877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260 (or 2257 counting only the distinct ones).

The product of its digits is 1555848, while the sum is 54.

The square root of 9797877 is about 3130.1560663967. The cubic root of 9797877 is about 213.9820420486.

The spelling of 9797877 in words is "nine million, seven hundred ninety-seven thousand, eight hundred seventy-seven".