194954406 has 16 divisors (see below), whose sum is σ = 400447344. Its totient is φ = 63228384.

The previous prime is 194954401. The next prime is 194954413. The reversal of 194954406 is 604459491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194954401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438865 + ... + 439308.

It is an arithmetic number, because the mean of its divisors is an integer number (25027959).

Almost surely, 2^194954406 is an apocalyptic number.

194954406 is an abundant number, since it is smaller than the sum of its proper divisors (205492938).

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

194954406 is a wasteful number, since it uses less digits than its factorization.

194954406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878215.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 194954406 is about 13962.6074212519. The cubic root of 194954406 is about 579.8438005855.

The spelling of 194954406 in words is "one hundred ninety-four million, nine hundred fifty-four thousand, four hundred six".