194144552 has 16 divisors (see below), whose sum is σ = 416024160. Its totient is φ = 83204784.

The previous prime is 194144521. The next prime is 194144567. The reversal of 194144552 is 255441491.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1733378 + ... + 1733489.

It is an arithmetic number, because the mean of its divisors is an integer number (26001510).

Almost surely, 2^194144552 is an apocalyptic number.

It is an amenable number.

194144552 is an abundant number, since it is smaller than the sum of its proper divisors (221879608).

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

194144552 is a wasteful number, since it uses less digits than its factorization.

194144552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466880 (or 3466876 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 194144552 is about 13933.5764253116. The cubic root of 194144552 is about 579.0397825752.

The spelling of 194144552 in words is "one hundred ninety-four million, one hundred forty-four thousand, five hundred fifty-two".