194316740 has 24 divisors (see below), whose sum is σ = 408625560. Its totient is φ = 77619968.

The previous prime is 194316739. The next prime is 194316751. The reversal of 194316740 is 47613491.

It can be written as a sum of positive squares in 4 ways, for example, as 30118144 + 164198596 = 5488^2 + 12814^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 194316740.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9176 + ... + 21744.

It is an arithmetic number, because the mean of its divisors is an integer number (17026065).

Almost surely, 2^194316740 is an apocalyptic number.

194316740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

194316740 is an abundant number, since it is smaller than the sum of its proper divisors (214308820).

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

194316740 is a wasteful number, since it uses less digits than its factorization.

194316740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13351 (or 13349 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 194316740 is about 13939.7539433090. The cubic root of 194316740 is about 579.2109166428.

The spelling of 194316740 in words is "one hundred ninety-four million, three hundred sixteen thousand, seven hundred forty".