194706672 has 20 divisors (see below), whose sum is σ = 502992360. Its totient is φ = 64902208.

The previous prime is 194706671. The next prime is 194706703. The reversal of 194706672 is 276607491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194706671) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2028147 + ... + 2028242.

It is an arithmetic number, because the mean of its divisors is an integer number (25149618).

Almost surely, 2^194706672 is an apocalyptic number.

194706672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194706672 is an abundant number, since it is smaller than the sum of its proper divisors (308285688).

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

194706672 is a wasteful number, since it uses less digits than its factorization.

194706672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056400 (or 4056394 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 194706672 is about 13953.7332638975. The cubic root of 194706672 is about 579.5980885829.

The spelling of 194706672 in words is "one hundred ninety-four million, seven hundred six thousand, six hundred seventy-two".