9977516 has 6 divisors (see below), whose sum is σ = 17460660. Its totient is φ = 4988756.

The previous prime is 9977509. The next prime is 9977519. The reversal of 9977516 is 6157799.

9977516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9977519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247186 + ... + 1247193.

It is an arithmetic number, because the mean of its divisors is an integer number (2910110).

Almost surely, 2^9977516 is an apocalyptic number.

It is an amenable number.

9977516 is a deficient number, since it is larger than the sum of its proper divisors (7483144).

9977516 is a wasteful number, since it uses less digits than its factorization.

9977516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2494383 (or 2494381 counting only the distinct ones).

The product of its digits is 119070, while the sum is 44.

The square root of 9977516 is about 3158.7206270894. The cubic root of 9977516 is about 215.2818801386.

The spelling of 9977516 in words is "nine million, nine hundred seventy-seven thousand, five hundred sixteen".