196598051 has 4 divisors (see below), whose sum is σ = 211720992. Its totient is φ = 181475112.

The previous prime is 196598029. The next prime is 196598071. The reversal of 196598051 is 150895691.

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

It is not a de Polignac number, because 196598051 - 2⁶ = 196597987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196597993 and 196598011.

It is not an unprimeable number, because it can be changed into a prime (196598071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7561451 + ... + 7561476.

It is an arithmetic number, because the mean of its divisors is an integer number (52930248).

Almost surely, 2^196598051 is an apocalyptic number.

196598051 is a deficient number, since it is larger than the sum of its proper divisors (15122941).

196598051 is a wasteful number, since it uses less digits than its factorization.

196598051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15122940.

The product of its (nonzero) digits is 97200, while the sum is 44.

The square root of 196598051 is about 14021.3426960473. The cubic root of 196598051 is about 581.4687813091.

The spelling of 196598051 in words is "one hundred ninety-six million, five hundred ninety-eight thousand, fifty-one".