16266404 has 24 divisors (see below), whose sum is σ = 35491008. Its totient is φ = 6337440.

The previous prime is 16266379. The next prime is 16266407. The reversal of 16266404 is 40466261.

It is not an unprimeable number, because it can be changed into a prime (16266407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26099 + ... + 26714.

It is an arithmetic number, because the mean of its divisors is an integer number (1478792).

Almost surely, 2^16266404 is an apocalyptic number.

16266404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16266404 is an abundant number, since it is smaller than the sum of its proper divisors (19224604).

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

16266404 is a wasteful number, since it uses less digits than its factorization.

16266404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52835 (or 52833 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 16266404 is about 4033.1630267075. The cubic root of 16266404 is about 253.3750523783.

It can be divided in two parts, 162 and 66404, that added together give a palindrome (66566).

The spelling of 16266404 in words is "sixteen million, two hundred sixty-six thousand, four hundred four".