196355438 has 4 divisors (see below), whose sum is σ = 294533160. Its totient is φ = 98177718.

The previous prime is 196355429. The next prime is 196355441. The reversal of 196355438 is 834553691.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49088858 + ... + 49088861.

It is an arithmetic number, because the mean of its divisors is an integer number (73633290).

Almost surely, 2^196355438 is an apocalyptic number.

196355438 is a deficient number, since it is larger than the sum of its proper divisors (98177722).

196355438 is an equidigital number, since it uses as much as digits as its factorization.

196355438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98177721.

The product of its digits is 388800, while the sum is 44.

The square root of 196355438 is about 14012.6884643883. The cubic root of 196355438 is about 581.2294945092.

The spelling of 196355438 in words is "one hundred ninety-six million, three hundred fifty-five thousand, four hundred thirty-eight".