194492298 has 192 divisors, whose sum is σ = 546435072. Its totient is φ = 44778240.

The previous prime is 194492293. The next prime is 194492371. The reversal of 194492298 is 892294491.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194492293) 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 in 95 ways as a sum of consecutive naturals, for example, 3669640 + ... + 3669692.

It is an arithmetic number, because the mean of its divisors is an integer number (2846016).

Almost surely, 2^194492298 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194492298, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273217536).

194492298 is an abundant number, since it is smaller than the sum of its proper divisors (351942774).

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

194492298 is a wasteful number, since it uses less digits than its factorization.

194492298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 136 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 194492298 is about 13946.0495481695. The cubic root of 194492298 is about 579.3852960307.

The spelling of 194492298 in words is "one hundred ninety-four million, four hundred ninety-two thousand, two hundred ninety-eight".