16693892 has 6 divisors (see below), whose sum is σ = 29214318. Its totient is φ = 8346944.

The previous prime is 16693889. The next prime is 16693909. The reversal of 16693892 is 29839661.

It can be written as a sum of positive squares in only one way, i.e., 8491396 + 8202496 = 2914^2 + 2864^2 .

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2086733 + ... + 2086740.

It is an arithmetic number, because the mean of its divisors is an integer number (4869053).

Almost surely, 2^16693892 is an apocalyptic number.

It is an amenable number.

16693892 is a deficient number, since it is larger than the sum of its proper divisors (12520426).

16693892 is a wasteful number, since it uses less digits than its factorization.

16693892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4173477 (or 4173475 counting only the distinct ones).

The product of its digits is 139968, while the sum is 44.

The square root of 16693892 is about 4085.8159527810. The cubic root of 16693892 is about 255.5754886643.

The spelling of 16693892 in words is "sixteen million, six hundred ninety-three thousand, eight hundred ninety-two".