16366120 has 16 divisors (see below), whose sum is σ = 36823860. Its totient is φ = 6546432.

The previous prime is 16366081. The next prime is 16366123. The reversal of 16366120 is 2166361.

It can be written as a sum of positive squares in 2 ways, for example, as 15856324 + 509796 = 3982^2 + 714^2 .

It is not an unprimeable number, because it can be changed into a prime (16366123) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 204537 + ... + 204616.

Almost surely, 2^16366120 is an apocalyptic number.

16366120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16366120 is an abundant number, since it is smaller than the sum of its proper divisors (20457740).

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

16366120 is a wasteful number, since it uses less digits than its factorization.

16366120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409164 (or 409160 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 16366120 is about 4045.5061488026. The cubic root of 16366120 is about 253.8917429834.

The spelling of 16366120 in words is "sixteen million, three hundred sixty-six thousand, one hundred twenty".