194403264 has 112 divisors (see below), whose sum is σ = 568391040. Its totient is φ = 58147840.

The previous prime is 194403259. The next prime is 194403277. The reversal of 194403264 is 462304491.

194403264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174742 + ... + 175850.

It is an arithmetic number, because the mean of its divisors is an integer number (5074920).

Almost surely, 2^194403264 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 194403264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284195520).

194403264 is an abundant number, since it is smaller than the sum of its proper divisors (373987776).

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

194403264 is a wasteful number, since it uses less digits than its factorization.

194403264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 194403264 is about 13942.8570960187. The cubic root of 194403264 is about 579.2968728824.

The spelling of 194403264 in words is "one hundred ninety-four million, four hundred three thousand, two hundred sixty-four".