68549194 has 16 divisors (see below), whose sum is σ = 117836928. Its totient is φ = 29297232.

The previous prime is 68549189. The next prime is 68549227. The reversal of 68549194 is 49194586.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1342 + ... + 11785.

It is an arithmetic number, because the mean of its divisors is an integer number (7364808).

Almost surely, 2^68549194 is an apocalyptic number.

68549194 is a deficient number, since it is larger than the sum of its proper divisors (49287734).

68549194 is a wasteful number, since it uses less digits than its factorization.

68549194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13509.

The product of its digits is 311040, while the sum is 46.

The square root of 68549194 is about 8279.4440634622. Note that the first 3 decimals coincide. The cubic root of 68549194 is about 409.2613987683.

The spelling of 68549194 in words is "sixty-eight million, five hundred forty-nine thousand, one hundred ninety-four".