16740671 has 4 divisors (see below), whose sum is σ = 16752432. Its totient is φ = 16728912.

The previous prime is 16740667. The next prime is 16740673. The reversal of 16740671 is 17604761.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16740671 - 2² = 16740667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16740673) 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, 3395 + ... + 6708.

It is an arithmetic number, because the mean of its divisors is an integer number (4188108).

Almost surely, 2^16740671 is an apocalyptic number.

16740671 is a deficient number, since it is larger than the sum of its proper divisors (11761).

16740671 is a wasteful number, since it uses less digits than its factorization.

16740671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11760.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 16740671 is about 4091.5365084525. The cubic root of 16740671 is about 255.8139873917.

The spelling of 16740671 in words is "sixteen million, seven hundred forty thousand, six hundred seventy-one".