80198964 has 48 divisors (see below), whose sum is σ = 211861440. Its totient is φ = 26226720.

The previous prime is 80198959. The next prime is 80198977. The reversal of 80198964 is 46989108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1282 + ... + 12729.

It is an arithmetic number, because the mean of its divisors is an integer number (4413780).

Almost surely, 2^80198964 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 80198964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105930720).

80198964 is an abundant number, since it is smaller than the sum of its proper divisors (131662476).

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

80198964 is a wasteful number, since it uses less digits than its factorization.

80198964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14077 (or 14069 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 80198964 is about 8955.3874288051. The cubic root of 80198964 is about 431.2438547328.

The spelling of 80198964 in words is "eighty million, one hundred ninety-eight thousand, nine hundred sixty-four".