196357427 has 4 divisors (see below), whose sum is σ = 224408496. Its totient is φ = 168306360.

The previous prime is 196357397. The next prime is 196357453. The reversal of 196357427 is 724753691.

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

It is a cyclic number.

It is not a de Polignac number, because 196357427 - 2⁶ = 196357363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196357477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14025524 + ... + 14025537.

It is an arithmetic number, because the mean of its divisors is an integer number (56102124).

Almost surely, 2^196357427 is an apocalyptic number.

196357427 is a deficient number, since it is larger than the sum of its proper divisors (28051069).

196357427 is an equidigital number, since it uses as much as digits as its factorization.

196357427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28051068.

The product of its digits is 317520, while the sum is 44.

The square root of 196357427 is about 14012.7594356001. The cubic root of 196357427 is about 581.2314570413.

The spelling of 196357427 in words is "one hundred ninety-six million, three hundred fifty-seven thousand, four hundred twenty-seven".