194738 has 4 divisors (see below), whose sum is σ = 292110. Its totient is φ = 97368.

The previous prime is 194729. The next prime is 194749. The reversal of 194738 is 837491.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 837491 = 29 ⋅28879.

It can be written as a sum of positive squares in only one way, i.e., 100489 + 94249 = 317^2 + 307^2 .

It is a plaindrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 194738.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48683 + ... + 48686.

2¹⁹⁴⁷³⁸ is an apocalyptic number.

194738 is a deficient number, since it is larger than the sum of its proper divisors (97372).

194738 is an equidigital number, since it uses as much as digits as its factorization.

194738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97371.

The product of its digits is 6048, while the sum is 32.

The square root of 194738 is about 441.2912870203. The cubic root of 194738 is about 57.9629172392.

The spelling of 194738 in words is "one hundred ninety-four thousand, seven hundred thirty-eight".