16819050 has 48 divisors (see below), whose sum is σ = 43068672. Its totient is φ = 4339200.

The previous prime is 16819013. The next prime is 16819051. The reversal of 16819050 is 5091861.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 16818999 and 16819017.

It is not an unprimeable number, because it can be changed into a prime (16819051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2842 + ... + 6458.

It is an arithmetic number, because the mean of its divisors is an integer number (897264).

Almost surely, 2^16819050 is an apocalyptic number.

16819050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16819050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21534336).

16819050 is an abundant number, since it is smaller than the sum of its proper divisors (26249622).

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

16819050 is a wasteful number, since it uses less digits than its factorization.

16819050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663 (or 3658 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 16819050 is about 4101.1035100324. The cubic root of 16819050 is about 256.2126021172.

It can be divided in two parts, 1681 and 9050, that added together give a triangular number (10731 = T₁₄₆).

The spelling of 16819050 in words is "sixteen million, eight hundred nineteen thousand, fifty".