9915016 has 8 divisors (see below), whose sum is σ = 18590670. Its totient is φ = 4957504.

The previous prime is 9914987. The next prime is 9915041. The reversal of 9915016 is 6105199.

It can be written as a sum of positive squares in only one way, i.e., 8820900 + 1094116 = 2970^2 + 1046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 619681 + ... + 619696.

Almost surely, 2^9915016 is an apocalyptic number.

It is an amenable number.

9915016 is a deficient number, since it is larger than the sum of its proper divisors (8675654).

9915016 is a wasteful number, since it uses less digits than its factorization.

9915016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239383 (or 1239379 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 9915016 is about 3148.8118394086. The cubic root of 9915016 is about 214.8314236538.

The spelling of 9915016 in words is "nine million, nine hundred fifteen thousand, sixteen".