194190452 has 12 divisors (see below), whose sum is σ = 343928256. Its totient is φ = 95925240.

The previous prime is 194190427. The next prime is 194190457. The reversal of 194190452 is 254091491.

194190452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194190457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292124 + ... + 292787.

It is an arithmetic number, because the mean of its divisors is an integer number (28660688).

Almost surely, 2^194190452 is an apocalyptic number.

It is an amenable number.

194190452 is a deficient number, since it is larger than the sum of its proper divisors (149737804).

194190452 is a wasteful number, since it uses less digits than its factorization.

194190452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584998 (or 584996 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 194190452 is about 13935.2234284205. The cubic root of 194190452 is about 579.0854115176.

The spelling of 194190452 in words is "one hundred ninety-four million, one hundred ninety thousand, four hundred fifty-two".