9877601 has 4 divisors (see below), whose sum is σ = 9894852. Its totient is φ = 9860352.

The previous prime is 9877589. The next prime is 9877613. The reversal of 9877601 is 1067789.

It is a happy number.

9877601 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (9877589) and next prime (9877613).

It can be written as a sum of positive squares in 2 ways, for example, as 8614225 + 1263376 = 2935^2 + 1124^2 .

It is a cyclic number.

It is not a de Polignac number, because 9877601 - 2⁶ = 9877537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9877001) 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 3 ways as a sum of consecutive naturals, for example, 7736 + ... + 8921.

It is an arithmetic number, because the mean of its divisors is an integer number (2473713).

Almost surely, 2^9877601 is an apocalyptic number.

It is an amenable number.

9877601 is a deficient number, since it is larger than the sum of its proper divisors (17251).

9877601 is a wasteful number, since it uses less digits than its factorization.

9877601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17250.

The product of its (nonzero) digits is 21168, while the sum is 38.

The square root of 9877601 is about 3142.8650941458. The cubic root of 9877601 is about 214.5608559441.

The spelling of 9877601 in words is "nine million, eight hundred seventy-seven thousand, six hundred one".