194011842 has 16 divisors (see below), whose sum is σ = 394385472. Its totient is φ = 63610320.

The previous prime is 194011841. The next prime is 194011843. The reversal of 194011842 is 248110491.

It is an interprime number because it is at equal distance from previous prime (194011841) and next prime (194011843).

It is not an unprimeable number, because it can be changed into a prime (194011841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264678 + ... + 265409.

It is an arithmetic number, because the mean of its divisors is an integer number (24649092).

Almost surely, 2^194011842 is an apocalyptic number.

194011842 is an abundant number, since it is smaller than the sum of its proper divisors (200373630).

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

194011842 is a wasteful number, since it uses less digits than its factorization.

194011842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530153.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 194011842 is about 13928.8133737228. The cubic root of 194011842 is about 578.9078158100.

The spelling of 194011842 in words is "one hundred ninety-four million, eleven thousand, eight hundred forty-two".