194922345 has 8 divisors (see below), whose sum is σ = 311875776. Its totient is φ = 103958576.

The previous prime is 194922319. The next prime is 194922347. The reversal of 194922345 is 543229491.

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

It is a cyclic number.

It is not a de Polignac number, because 194922345 - 2⁵ = 194922313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194922347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6497397 + ... + 6497426.

It is an arithmetic number, because the mean of its divisors is an integer number (38984472).

Almost surely, 2^194922345 is an apocalyptic number.

194922345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

194922345 is a deficient number, since it is larger than the sum of its proper divisors (116953431).

194922345 is a wasteful number, since it uses less digits than its factorization.

194922345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12994831.

The product of its digits is 77760, while the sum is 39.

The square root of 194922345 is about 13961.4592718670. The cubic root of 194922345 is about 579.8120129970.

The spelling of 194922345 in words is "one hundred ninety-four million, nine hundred twenty-two thousand, three hundred forty-five".