16940316 has 48 divisors (see below), whose sum is σ = 40884480. Its totient is φ = 5456640.

The previous prime is 16940299. The next prime is 16940317. The reversal of 16940316 is 61304961.

16940316 = 34² + 35² + ... + 370².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16940317) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 50100 + ... + 50436.

It is an arithmetic number, because the mean of its divisors is an integer number (851760).

Almost surely, 2^16940316 is an apocalyptic number.

It is an amenable number.

16940316 is an abundant number, since it is smaller than the sum of its proper divisors (23944164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16940316 is a wasteful number, since it uses less digits than its factorization.

16940316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 472 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 16940316 is about 4115.8615137052. The cubic root of 16940316 is about 256.8268956991.

The spelling of 16940316 in words is "sixteen million, nine hundred forty thousand, three hundred sixteen".