194896384 has 20 divisors (see below), whose sum is σ = 389413134. Its totient is φ = 97447936.

The previous prime is 194896363. The next prime is 194896393. The reversal of 194896384 is 483698491.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 156950784 + 37945600 = 12528^2 + 6160^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189817 + ... + 190840.

Almost surely, 2^194896384 is an apocalyptic number.

It is an amenable number.

194896384 is a deficient number, since it is larger than the sum of its proper divisors (194516750).

194896384 is an frugal number, since it uses more digits than its factorization.

194896384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380675 (or 380659 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 194896384 is about 13960.5295028520. The cubic root of 194896384 is about 579.7862708346.

The spelling of 194896384 in words is "one hundred ninety-four million, eight hundred ninety-six thousand, three hundred eighty-four".