194064444 has 48 divisors (see below), whose sum is σ = 575008000. Its totient is φ = 55446768.

The previous prime is 194064427. The next prime is 194064467. The reversal of 194064444 is 444460491.

194064444 is a `hidden beast` number, since 1 + 9 + 4 + 0 + 644 + 4 + 4 = 666.

It is a super-2 number, since 2×194064444² = 75322016850058272, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 194064399 and 194064408.

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, 127594 + ... + 129105.

Almost surely, 2^194064444 is an apocalyptic number.

194064444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

194064444 is an abundant number, since it is smaller than the sum of its proper divisors (380943556).

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

194064444 is a wasteful number, since it uses less digits than its factorization.

194064444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256719 (or 256711 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 194064444 is about 13930.7014898748. The cubic root of 194064444 is about 578.9601304126.

The spelling of 194064444 in words is "one hundred ninety-four million, sixty-four thousand, four hundred forty-four".