16694469 has 12 divisors (see below), whose sum is σ = 26306592. Its totient is φ = 10117800.

The previous prime is 16694441. The next prime is 16694471. The reversal of 16694469 is 96449661.

It is not a de Polignac number, because 16694469 - 2²⁰ = 15645893 is a prime.

It is a super-2 number, since 2×16694469² = 557410590383922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16694479) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84217 + ... + 84414.

It is an arithmetic number, because the mean of its divisors is an integer number (2192216).

Almost surely, 2^16694469 is an apocalyptic number.

It is an amenable number.

16694469 is a deficient number, since it is larger than the sum of its proper divisors (9612123).

16694469 is a wasteful number, since it uses less digits than its factorization.

16694469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168648 (or 168645 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 16694469 is about 4085.8865623020. The cubic root of 16694469 is about 255.5784331616.

The spelling of 16694469 in words is "sixteen million, six hundred ninety-four thousand, four hundred sixty-nine".