194330664 has 160 divisors (see below), whose sum is σ = 601128000. Its totient is φ = 58164480.

The previous prime is 194330659. The next prime is 194330671. The reversal of 194330664 is 466033491.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 976437 + ... + 976635.

It is an arithmetic number, because the mean of its divisors is an integer number (3757050).

Almost surely, 2^194330664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194330664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300564000).

194330664 is an abundant number, since it is smaller than the sum of its proper divisors (406797336).

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

194330664 is a wasteful number, since it uses less digits than its factorization.

194330664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 194330664 is about 13940.2533692900. The cubic root of 194330664 is about 579.2247509976.

The spelling of 194330664 in words is "one hundred ninety-four million, three hundred thirty thousand, six hundred sixty-four".