80940194 has 16 divisors (see below), whose sum is σ = 125546496. Its totient is φ = 39096000.

The previous prime is 80940187. The next prime is 80940241. The reversal of 80940194 is 49104908.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66794 + ... + 67994.

It is an arithmetic number, because the mean of its divisors is an integer number (7846656).

Almost surely, 2^80940194 is an apocalyptic number.

80940194 is a deficient number, since it is larger than the sum of its proper divisors (44606302).

80940194 is a wasteful number, since it uses less digits than its factorization.

80940194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 80940194 is about 8996.6768309193. The cubic root of 80940194 is about 432.5683569994.

The spelling of 80940194 in words is "eighty million, nine hundred forty thousand, one hundred ninety-four".