16796857 has 18 divisors (see below), whose sum is σ = 21484554. Its totient is φ = 13083840.

The previous prime is 16796849. The next prime is 16796861. The reversal of 16796857 is 75869761.

It can be written as a sum of positive squares in only one way, i.e., 13660416 + 3136441 = 3696^2 + 1771^2 .

It is not a de Polignac number, because 16796857 - 2³ = 16796849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 16796857.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16796807) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4513 + ... + 7345.

Almost surely, 2^16796857 is an apocalyptic number.

It is an amenable number.

16796857 is a deficient number, since it is larger than the sum of its proper divisors (4687697).

16796857 is a wasteful number, since it uses less digits than its factorization.

16796857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2869 (or 2851 counting only the distinct ones).

The product of its digits is 635040, while the sum is 49.

The square root of 16796857 is about 4098.3968817087. The cubic root of 16796857 is about 256.0998603335.

The spelling of 16796857 in words is "sixteen million, seven hundred ninety-six thousand, eight hundred fifty-seven".