194994254 has 32 divisors (see below), whose sum is σ = 365385216. Its totient is φ = 75984480.

The previous prime is 194994227. The next prime is 194994271. The reversal of 194994254 is 452499491.

It is a junction number, because it is equal to n+sod(n) for n = 194994199 and 194994208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4199 + ... + 20189.

It is an arithmetic number, because the mean of its divisors is an integer number (11418288).

Almost surely, 2^194994254 is an apocalyptic number.

194994254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

194994254 is a deficient number, since it is larger than the sum of its proper divisors (170390962).

194994254 is a wasteful number, since it uses less digits than its factorization.

194994254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16080.

The product of its digits is 466560, while the sum is 47.

The square root of 194994254 is about 13964.0343024500. The cubic root of 194994254 is about 579.8833039103.

The spelling of 194994254 in words is "one hundred ninety-four million, nine hundred ninety-four thousand, two hundred fifty-four".