194992098 has 32 divisors (see below), whose sum is σ = 469155840. Its totient is φ = 52779600.

The previous prime is 194992097. The next prime is 194992121. The reversal of 194992098 is 890299491.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 194992098.

It is not an unprimeable number, because it can be changed into a prime (194992097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121378 + ... + 122973.

It is an arithmetic number, because the mean of its divisors is an integer number (14661120).

Almost surely, 2^194992098 is an apocalyptic number.

194992098 is an abundant number, since it is smaller than the sum of its proper divisors (274163742).

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

194992098 is a wasteful number, since it uses less digits than its factorization.

194992098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244382.

The product of its (nonzero) digits is 419904, while the sum is 51.

The square root of 194992098 is about 13963.9571039158. The cubic root of 194992098 is about 579.8811666969.

The spelling of 194992098 in words is "one hundred ninety-four million, nine hundred ninety-two thousand, ninety-eight".