80212104 has 96 divisors (see below), whose sum is σ = 250024320. Its totient is φ = 22756608.

The previous prime is 80212087. The next prime is 80212123. The reversal of 80212104 is 40121208.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83692 + ... + 84644.

It is an arithmetic number, because the mean of its divisors is an integer number (2604420).

Almost surely, 2^80212104 is an apocalyptic number.

80212104 is a gapful number since it is divisible by the number (84) 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 80212104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125012160).

80212104 is an abundant number, since it is smaller than the sum of its proper divisors (169812216).

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

80212104 is a wasteful number, since it uses less digits than its factorization.

80212104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139 (or 1132 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 80212104 is about 8956.1210353590. The cubic root of 80212104 is about 431.2674054727.

The spelling of 80212104 in words is "eighty million, two hundred twelve thousand, one hundred four".