16299047 has 4 divisors (see below), whose sum is σ = 16324440. Its totient is φ = 16273656.

The previous prime is 16299013. The next prime is 16299103. The reversal of 16299047 is 74099261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74099261 = 23 ⋅3221707.

It is a cyclic number.

It is not a de Polignac number, because 16299047 - 2⁶ = 16298983 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16299047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16299947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11708 + ... + 13025.

It is an arithmetic number, because the mean of its divisors is an integer number (4081110).

Almost surely, 2^16299047 is an apocalyptic number.

16299047 is a deficient number, since it is larger than the sum of its proper divisors (25393).

16299047 is an equidigital number, since it uses as much as digits as its factorization.

16299047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25392.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 16299047 is about 4037.2078222455. The cubic root of 16299047 is about 253.5444279693.

The spelling of 16299047 in words is "sixteen million, two hundred ninety-nine thousand, forty-seven".