16166626 has 16 divisors (see below), whose sum is σ = 29344896. Its totient is φ = 6520896.

The previous prime is 16166617. The next prime is 16166627. The reversal of 16166626 is 62666161.

It is a super-2 number, since 2×16166626² = 522719592447752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 16166591 and 16166600.

It is not an unprimeable number, because it can be changed into a prime (16166627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33726 + ... + 34201.

It is an arithmetic number, because the mean of its divisors is an integer number (1834056).

Almost surely, 2^16166626 is an apocalyptic number.

16166626 is a deficient number, since it is larger than the sum of its proper divisors (13178270).

16166626 is a wasteful number, since it uses less digits than its factorization.

16166626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67953.

The product of its digits is 15552, while the sum is 34.

The square root of 16166626 is about 4020.7743035391. The cubic root of 16166626 is about 252.8559225913.

The spelling of 16166626 in words is "sixteen million, one hundred sixty-six thousand, six hundred twenty-six".