16680376 has 16 divisors (see below), whose sum is σ = 31672800. Its totient is φ = 8234304.

The previous prime is 16680373. The next prime is 16680403. The reversal of 16680376 is 67308661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16680371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12565 + ... + 13828.

It is an arithmetic number, because the mean of its divisors is an integer number (1979550).

Almost surely, 2^16680376 is an apocalyptic number.

It is an amenable number.

16680376 is a deficient number, since it is larger than the sum of its proper divisors (14992424).

16680376 is a wasteful number, since it uses less digits than its factorization.

16680376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26478 (or 26474 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 16680376 is about 4084.1616030711. The cubic root of 16680376 is about 255.5064955463.

The spelling of 16680376 in words is "sixteen million, six hundred eighty thousand, three hundred seventy-six".