16299747 has 6 divisors (see below), whose sum is σ = 23544092. Its totient is φ = 10866492.

The previous prime is 16299743. The next prime is 16299757. The reversal of 16299747 is 74799261.

It is not a de Polignac number, because 16299747 - 2² = 16299743 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16299743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 905533 + ... + 905550.

Almost surely, 2^16299747 is an apocalyptic number.

16299747 is a deficient number, since it is larger than the sum of its proper divisors (7244345).

16299747 is a wasteful number, since it uses less digits than its factorization.

16299747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811089 (or 1811086 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 16299747 is about 4037.2945148948. The cubic root of 16299747 is about 253.5480575999.

The spelling of 16299747 in words is "sixteen million, two hundred ninety-nine thousand, seven hundred forty-seven".