16299872 has 72 divisors (see below), whose sum is σ = 36292536. Its totient is φ = 7179264.

The previous prime is 16299863. The next prime is 16299901. The reversal of 16299872 is 27899261.

It is a happy number.

It is a congruent number.

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, 196343 + ... + 196425.

It is an arithmetic number, because the mean of its divisors is an integer number (504063).

Almost surely, 2^16299872 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 16299872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18146268).

16299872 is an abundant number, since it is smaller than the sum of its proper divisors (19992664).

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

16299872 is a wasteful number, since it uses less digits than its factorization.

16299872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 121 counting only the distinct ones).

The product of its digits is 108864, while the sum is 44.

The square root of 16299872 is about 4037.3099955292. The cubic root of 16299872 is about 253.5487057372.

It can be divided in two parts, 16299 and 872, that added together give a palindrome (17171).

The spelling of 16299872 in words is "sixteen million, two hundred ninety-nine thousand, eight hundred seventy-two".