194982836 has 6 divisors (see below), whose sum is σ = 341219970. Its totient is φ = 97491416.

The previous prime is 194982833. The next prime is 194982869. The reversal of 194982836 is 638289491.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 185123236 + 9859600 = 13606^2 + 3140^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194982833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24372851 + ... + 24372858.

It is an arithmetic number, because the mean of its divisors is an integer number (56869995).

Almost surely, 2^194982836 is an apocalyptic number.

It is an amenable number.

194982836 is a deficient number, since it is larger than the sum of its proper divisors (146237134).

194982836 is a wasteful number, since it uses less digits than its factorization.

194982836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48745713 (or 48745711 counting only the distinct ones).

The product of its digits is 746496, while the sum is 50.

The square root of 194982836 is about 13963.6254604598. The cubic root of 194982836 is about 579.8719852233.

The spelling of 194982836 in words is "one hundred ninety-four million, nine hundred eighty-two thousand, eight hundred thirty-six".