16516964 has 6 divisors (see below), whose sum is σ = 28904694. Its totient is φ = 8258480.

The previous prime is 16516963. The next prime is 16516993. The reversal of 16516964 is 46961561.

16516964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 16321600 + 195364 = 4040^2 + 442^2 .

It is not an unprimeable number, because it can be changed into a prime (16516963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2064617 + ... + 2064624.

It is an arithmetic number, because the mean of its divisors is an integer number (4817449).

Almost surely, 2^16516964 is an apocalyptic number.

It is an amenable number.

16516964 is a deficient number, since it is larger than the sum of its proper divisors (12387730).

16516964 is a wasteful number, since it uses less digits than its factorization.

16516964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4129245 (or 4129243 counting only the distinct ones).

The product of its digits is 38880, while the sum is 38.

The square root of 16516964 is about 4064.1067899355. The cubic root of 16516964 is about 254.6693857091.

The spelling of 16516964 in words is "sixteen million, five hundred sixteen thousand, nine hundred sixty-four".