194932474 has 8 divisors (see below), whose sum is σ = 318980448. Its totient is φ = 88605660.

The previous prime is 194932369. The next prime is 194932477. The reversal of 194932474 is 474239491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 194932474.

It is not an unprimeable number, because it can be changed into a prime (194932477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4430262 + ... + 4430305.

It is an arithmetic number, because the mean of its divisors is an integer number (39872556).

Almost surely, 2^194932474 is an apocalyptic number.

194932474 is a deficient number, since it is larger than the sum of its proper divisors (124047974).

194932474 is a wasteful number, since it uses less digits than its factorization.

194932474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8860580.

The product of its digits is 217728, while the sum is 43.

The square root of 194932474 is about 13961.8220157686. The cubic root of 194932474 is about 579.8220559950.

The spelling of 194932474 in words is "one hundred ninety-four million, nine hundred thirty-two thousand, four hundred seventy-four".