16868694 has 32 divisors (see below), whose sum is σ = 36017280. Its totient is φ = 5251392.

The previous prime is 16868693. The next prime is 16868699. The reversal of 16868694 is 49686861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16868693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7309 + ... + 9335.

It is an arithmetic number, because the mean of its divisors is an integer number (1125540).

Almost surely, 2^16868694 is an apocalyptic number.

16868694 is an abundant number, since it is smaller than the sum of its proper divisors (19148586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16868694 is a wasteful number, since it uses less digits than its factorization.

16868694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2124.

The product of its digits is 497664, while the sum is 48.

The square root of 16868694 is about 4107.1515676926. The cubic root of 16868694 is about 256.4644380703.

It can be divided in two parts, 1686869 and 4, that multiplied together give a palindrome (6747476).

The spelling of 16868694 in words is "sixteen million, eight hundred sixty-eight thousand, six hundred ninety-four".