194199936 has 96 divisors (see below), whose sum is σ = 600121080. Its totient is φ = 55480320.

The previous prime is 194199923. The next prime is 194199983. The reversal of 194199936 is 639991491.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

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, 13656 + ... + 23976.

Almost surely, 2^194199936 is an apocalyptic number.

194199936 is a gapful number since it is divisible by the number (16) 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 194199936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300060540).

194199936 is an abundant number, since it is smaller than the sum of its proper divisors (405921144).

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

194199936 is a wasteful number, since it uses less digits than its factorization.

194199936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10352 (or 10333 counting only the distinct ones).

The product of its digits is 472392, while the sum is 51.

The square root of 194199936 is about 13935.5637130329. The cubic root of 194199936 is about 579.0948386145.

The spelling of 194199936 in words is "one hundred ninety-four million, one hundred ninety-nine thousand, nine hundred thirty-six".