80209116 has 120 divisors (see below), whose sum is σ = 229096560. Its totient is φ = 24323328.

The previous prime is 80209109. The next prime is 80209123. The reversal of 80209116 is 61190208.

It is an interprime number because it is at equal distance from previous prime (80209109) and next prime (80209123).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 80209116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 576975 + ... + 577113.

It is an arithmetic number, because the mean of its divisors is an integer number (1909138).

Almost surely, 2^80209116 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 80209116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114548280).

80209116 is an abundant number, since it is smaller than the sum of its proper divisors (148887444).

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

80209116 is a wasteful number, since it uses less digits than its factorization.

80209116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 80209116 is about 8955.9542205172. The cubic root of 80209116 is about 431.2620503249.

The spelling of 80209116 in words is "eighty million, two hundred nine thousand, one hundred sixteen".