16626368 has 84 divisors (see below), whose sum is σ = 38511480. Its totient is φ = 7096320.

The previous prime is 16626341. The next prime is 16626373. The reversal of 16626368 is 86362661.

It is a super-2 number, since 2×16626368² = 552872225742848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147080 + ... + 147192.

It is an arithmetic number, because the mean of its divisors is an integer number (458470).

Almost surely, 2^16626368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16626368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19255740).

16626368 is an abundant number, since it is smaller than the sum of its proper divisors (21885112).

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

16626368 is a wasteful number, since it uses less digits than its factorization.

16626368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 145 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 16626368 is about 4077.5443590475. The cubic root of 16626368 is about 255.2304363223.

The spelling of 16626368 in words is "sixteen million, six hundred twenty-six thousand, three hundred sixty-eight".