16133800 has 24 divisors (see below), whose sum is σ = 37511550. Its totient is φ = 6453440.

The previous prime is 16133779. The next prime is 16133837. The reversal of 16133800 is 833161.

It can be written as a sum of positive squares in 3 ways, for example, as 9132484 + 7001316 = 3022^2 + 2646^2 .

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 5 ways as a sum of consecutive naturals, for example, 40135 + ... + 40534.

Almost surely, 2^16133800 is an apocalyptic number.

16133800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16133800 is an abundant number, since it is smaller than the sum of its proper divisors (21377750).

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

16133800 is a wasteful number, since it uses less digits than its factorization.

16133800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80685 (or 80676 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 16133800 is about 4016.6901797375. The cubic root of 16133800 is about 252.6846670535.

Adding to 16133800 its reverse (833161), we get a palindrome (16966961).

The spelling of 16133800 in words is "sixteen million, one hundred thirty-three thousand, eight hundred".