16869060 has 168 divisors, whose sum is σ = 57841560. Its totient is φ = 4105728.

The previous prime is 16869043. The next prime is 16869067. The reversal of 16869060 is 6096861.

It can be written as a sum of positive squares in 4 ways, for example, as 26244 + 16842816 = 162^2 + 4104^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (16869067) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 189496 + ... + 189584.

It is an arithmetic number, because the mean of its divisors is an integer number (344295).

Almost surely, 2^16869060 is an apocalyptic number.

16869060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16869060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28920780).

16869060 is an abundant number, since it is smaller than the sum of its proper divisors (40972500).

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

16869060 is a wasteful number, since it uses less digits than its factorization.

16869060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 16869060 is about 4107.1961238782. The cubic root of 16869060 is about 256.4662928929.

The spelling of 16869060 in words is "sixteen million, eight hundred sixty-nine thousand, sixty".