9977671 has 8 divisors (see below), whose sum is σ = 10911888. Its totient is φ = 9048000.

The previous prime is 9977659. The next prime is 9977683. The reversal of 9977671 is 1767799.

It is an interprime number because it is at equal distance from previous prime (9977659) and next prime (9977683).

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

It is a cyclic number.

It is not a de Polignac number, because 9977671 - 2¹⁹ = 9453383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9977651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4861 + ... + 6601.

It is an arithmetic number, because the mean of its divisors is an integer number (1363986).

Almost surely, 2^9977671 is an apocalyptic number.

9977671 is a deficient number, since it is larger than the sum of its proper divisors (934217).

9977671 is a wasteful number, since it uses less digits than its factorization.

9977671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273.

The product of its digits is 166698, while the sum is 46.

The square root of 9977671 is about 3158.7451622440. The cubic root of 9977671 is about 215.2829949290.

It can be divided in two parts, 9977 and 671, that added together give a cube (10648 = 22³).

The spelling of 9977671 in words is "nine million, nine hundred seventy-seven thousand, six hundred seventy-one".