194432016 has 40 divisors (see below), whose sum is σ = 528721120. Its totient is φ = 61399296.

The previous prime is 194432011. The next prime is 194432023. The reversal of 194432016 is 610234491.

It is not an unprimeable number, because it can be changed into a prime (194432011) 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, 105685 + ... + 107508.

It is an arithmetic number, because the mean of its divisors is an integer number (13218028).

Almost surely, 2^194432016 is an apocalyptic number.

194432016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

194432016 is an abundant number, since it is smaller than the sum of its proper divisors (334289104).

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

194432016 is a wasteful number, since it uses less digits than its factorization.

194432016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213223 (or 213217 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 194432016 is about 13943.8881234755. Note that the first 3 decimals coincide. The cubic root of 194432016 is about 579.3254305693.

The spelling of 194432016 in words is "one hundred ninety-four million, four hundred thirty-two thousand, sixteen".