194196672 has 84 divisors (see below), whose sum is σ = 565857136. Its totient is φ = 63659520.

The previous prime is 194196649. The next prime is 194196713. The reversal of 194196672 is 276691491.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32373 + ... + 37899.

Almost surely, 2^194196672 is an apocalyptic number.

194196672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194196672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282928568).

194196672 is an abundant number, since it is smaller than the sum of its proper divisors (371660464).

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

194196672 is a wasteful number, since it uses less digits than its factorization.

194196672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606 (or 5593 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 194196672 is about 13935.4466021007. The cubic root of 194196672 is about 579.0915942329.

The spelling of 194196672 in words is "one hundred ninety-four million, one hundred ninety-six thousand, six hundred seventy-two".