194005470 has 24 divisors (see below), whose sum is σ = 465796296. Its totient is φ = 51714448.

The previous prime is 194005463. The next prime is 194005499. The reversal of 194005470 is 74500491.

It is a happy number.

194005470 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 (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75019 + ... + 77561.

It is an arithmetic number, because the mean of its divisors is an integer number (19408179).

Almost surely, 2^194005470 is an apocalyptic number.

194005470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194005470 is an abundant number, since it is smaller than the sum of its proper divisors (271790826).

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

194005470 is an frugal number, since it uses more digits than its factorization.

194005470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5096 (or 2553 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 194005470 is about 13928.5846373564. The cubic root of 194005470 is about 578.9014779821.

Multiplying 194005470 by its sum of digits (30), we get a square (5820164100 = 76290²).

194005470 divided by its sum of digits (30) gives a square (6466849 = 2543²).

The spelling of 194005470 in words is "one hundred ninety-four million, five thousand, four hundred seventy".