16540936 has 8 divisors (see below), whose sum is σ = 31014270. Its totient is φ = 8270464.

The previous prime is 16540919. The next prime is 16540967. The reversal of 16540936 is 63904561.

It can be written as a sum of positive squares in only one way, i.e., 13322500 + 3218436 = 3650^2 + 1794^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033801 + ... + 1033816.

Almost surely, 2^16540936 is an apocalyptic number.

It is an amenable number.

16540936 is a deficient number, since it is larger than the sum of its proper divisors (14473334).

16540936 is a wasteful number, since it uses less digits than its factorization.

16540936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067623 (or 2067619 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 16540936 is about 4067.0549541406. The cubic root of 16540936 is about 254.7925314925.

The spelling of 16540936 in words is "sixteen million, five hundred forty thousand, nine hundred thirty-six".