194363964 has 18 divisors (see below), whose sum is σ = 491309000. Its totient is φ = 64787976.

The previous prime is 194363963. The next prime is 194363989. The reversal of 194363964 is 469363491.

194363964 is a `hidden beast` number, since 1 + 9 + 4 + 3 + 639 + 6 + 4 = 666.

194363964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194363963) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2699464 + ... + 2699535.

Almost surely, 2^194363964 is an apocalyptic number.

It is an amenable number.

194363964 is an abundant number, since it is smaller than the sum of its proper divisors (296945036).

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

194363964 is a wasteful number, since it uses less digits than its factorization.

194363964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5399009 (or 5399004 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 194363964 is about 13941.4477010101. The cubic root of 194363964 is about 579.2578339264.

The spelling of 194363964 in words is "one hundred ninety-four million, three hundred sixty-three thousand, nine hundred sixty-four".