194978696 has 16 divisors (see below), whose sum is σ = 398820240. Its totient is φ = 88626640.

The previous prime is 194978689. The next prime is 194978711. The reversal of 194978696 is 696879491.

194978696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1107746 + ... + 1107921.

It is an arithmetic number, because the mean of its divisors is an integer number (24926265).

Almost surely, 2^194978696 is an apocalyptic number.

It is an amenable number.

194978696 is an abundant number, since it is smaller than the sum of its proper divisors (203841544).

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

194978696 is a wasteful number, since it uses less digits than its factorization.

194978696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215684 (or 2215680 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 59.

The square root of 194978696 is about 13963.4772173696. The cubic root of 194978696 is about 579.8678811236.

The spelling of 194978696 in words is "one hundred ninety-four million, nine hundred seventy-eight thousand, six hundred ninety-six".