68194476 has 108 divisors (see below), whose sum is σ = 203869848. Its totient is φ = 19160064.

The previous prime is 68194453. The next prime is 68194487. The reversal of 68194476 is 67449186.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 117900 + ... + 118476.

Almost surely, 2^68194476 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 68194476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101934924).

68194476 is an abundant number, since it is smaller than the sum of its proper divisors (135675372).

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

68194476 is a wasteful number, since it uses less digits than its factorization.

68194476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668 (or 656 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 68194476 is about 8257.9946718317. The cubic root of 68194476 is about 408.5542496194.

The spelling of 68194476 in words is "sixty-eight million, one hundred ninety-four thousand, four hundred seventy-six".