194413330 has 8 divisors (see below), whose sum is σ = 349944012. Its totient is φ = 77765328.

The previous prime is 194413321. The next prime is 194413333. The reversal of 194413330 is 33314491.

It can be written as a sum of positive squares in 2 ways, for example, as 183792249 + 10621081 = 13557^2 + 3259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (194413333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9720657 + ... + 9720676.

Almost surely, 2^194413330 is an apocalyptic number.

194413330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194413330 is a deficient number, since it is larger than the sum of its proper divisors (155530682).

194413330 is a wasteful number, since it uses less digits than its factorization.

194413330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19441340.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 194413330 is about 13943.2180647080. The cubic root of 194413330 is about 579.3068711742.

The spelling of 194413330 in words is "one hundred ninety-four million, four hundred thirteen thousand, three hundred thirty".