9877959 has 36 divisors (see below), whose sum is σ = 17884776. Its totient is φ = 5207328.

The previous prime is 9877937. The next prime is 9877961. The reversal of 9877959 is 9597789.

It is not a de Polignac number, because 9877959 - 2¹⁹ = 9353671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9877159) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4872 + ... + 6594.

Almost surely, 2^9877959 is an apocalyptic number.

9877959 is a deficient number, since it is larger than the sum of its proper divisors (8006817).

9877959 is a wasteful number, since it uses less digits than its factorization.

9877959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756 (or 1746 counting only the distinct ones).

The product of its digits is 1428840, while the sum is 54.

The square root of 9877959 is about 3142.9220480311. The cubic root of 9877959 is about 214.5634480667.

The spelling of 9877959 in words is "nine million, eight hundred seventy-seven thousand, nine hundred fifty-nine".