16699463 has 4 divisors (see below), whose sum is σ = 18217608. Its totient is φ = 15181320.

The previous prime is 16699451. The next prime is 16699477. The reversal of 16699463 is 36499661.

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

It is not a de Polignac number, because 16699463 - 2¹⁶ = 16633927 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 (16699433) 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, 759056 + ... + 759077.

It is an arithmetic number, because the mean of its divisors is an integer number (4554402).

Almost surely, 2^16699463 is an apocalyptic number.

16699463 is a deficient number, since it is larger than the sum of its proper divisors (1518145).

16699463 is a wasteful number, since it uses less digits than its factorization.

16699463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518144.

The product of its digits is 209952, while the sum is 44.

The square root of 16699463 is about 4086.4976446830. The cubic root of 16699463 is about 255.6039152828.

The spelling of 16699463 in words is "sixteen million, six hundred ninety-nine thousand, four hundred sixty-three".