194273230 has 16 divisors (see below), whose sum is σ = 350132544. Its totient is φ = 77611360.

The previous prime is 194273173. The next prime is 194273251. The reversal of 194273230 is 32372491.

It is a junction number, because it is equal to n+sod(n) for n = 194273192 and 194273201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3622 + ... + 20041.

It is an arithmetic number, because the mean of its divisors is an integer number (21883284).

Almost surely, 2^194273230 is an apocalyptic number.

194273230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194273230 is a deficient number, since it is larger than the sum of its proper divisors (155859314).

194273230 is a wasteful number, since it uses less digits than its factorization.

194273230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24491.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 194273230 is about 13938.1932114604. The cubic root of 194273230 is about 579.1676825083.

The spelling of 194273230 in words is "one hundred ninety-four million, two hundred seventy-three thousand, two hundred thirty".