194145126 has 32 divisors (see below), whose sum is σ = 458078208. Its totient is φ = 53680320.

The previous prime is 194145121. The next prime is 194145137. The reversal of 194145126 is 621541491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194145121) 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, 73255 + ... + 75858.

It is an arithmetic number, because the mean of its divisors is an integer number (14314944).

Almost surely, 2^194145126 is an apocalyptic number.

194145126 is an abundant number, since it is smaller than the sum of its proper divisors (263933082).

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

194145126 is a wasteful number, since it uses less digits than its factorization.

194145126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149156.

The product of its digits is 8640, while the sum is 33.

The square root of 194145126 is about 13933.5970230232. The cubic root of 194145126 is about 579.0403532299.

The spelling of 194145126 in words is "one hundred ninety-four million, one hundred forty-five thousand, one hundred twenty-six".