194576442 has 32 divisors (see below), whose sum is σ = 397956672. Its totient is φ = 63406464.

The previous prime is 194576413. The next prime is 194576443. The reversal of 194576442 is 244675491.

It is a junction number, because it is equal to n+sod(n) for n = 194576394 and 194576403.

It is not an unprimeable number, because it can be changed into a prime (194576443) 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 15 ways as a sum of consecutive naturals, for example, 53308 + ... + 56840.

It is an arithmetic number, because the mean of its divisors is an integer number (12436146).

Almost surely, 2^194576442 is an apocalyptic number.

194576442 is an abundant number, since it is smaller than the sum of its proper divisors (203380230).

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

194576442 is a wasteful number, since it uses less digits than its factorization.

194576442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3742.

The product of its digits is 241920, while the sum is 42.

The square root of 194576442 is about 13949.0659902375. The cubic root of 194576442 is about 579.4688379292.

It can be divided in two parts, 1945 and 76442, that added together give a palindrome (78387).

The spelling of 194576442 in words is "one hundred ninety-four million, five hundred seventy-six thousand, four hundred forty-two".