16868346 has 32 divisors (see below), whose sum is σ = 37103616. Its totient is φ = 5070000.

The previous prime is 16868323. The next prime is 16868351. The reversal of 16868346 is 64386861.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16868298 and 16868307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7671 + ... + 9621.

It is an arithmetic number, because the mean of its divisors is an integer number (1159488).

Almost surely, 2^16868346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16868346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18551808).

16868346 is an abundant number, since it is smaller than the sum of its proper divisors (20235270).

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

16868346 is a wasteful number, since it uses less digits than its factorization.

16868346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098.

The product of its digits is 165888, while the sum is 42.

The square root of 16868346 is about 4107.1092023466. The cubic root of 16868346 is about 256.4626744436.

The spelling of 16868346 in words is "sixteen million, eight hundred sixty-eight thousand, three hundred forty-six".