16740651 has 8 divisors (see below), whose sum is σ = 23041024. Its totient is φ = 10800360.

The previous prime is 16740641. The next prime is 16740667. The reversal of 16740651 is 15604761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16740651 - 2¹⁵ = 16707883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16740641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89911 + ... + 90096.

It is an arithmetic number, because the mean of its divisors is an integer number (2880128).

Almost surely, 2^16740651 is an apocalyptic number.

16740651 is a deficient number, since it is larger than the sum of its proper divisors (6300373).

16740651 is a wasteful number, since it uses less digits than its factorization.

16740651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180041.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 16740651 is about 4091.5340643822. The cubic root of 16740651 is about 255.8138855184.

It can be divided in two parts, 16740 and 651, that added together give a triangular number (17391 = T₁₈₆).

The spelling of 16740651 in words is "sixteen million, seven hundred forty thousand, six hundred fifty-one".