196007639 has 2 divisors, whose sum is σ = 196007640. Its totient is φ = 196007638.

The previous prime is 196007627. The next prime is 196007659. The reversal of 196007639 is 936700691.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196007639 - 2²⁴ = 179230423 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 196007596 and 196007605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196007659) 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 as a sum of consecutive naturals, namely, 98003819 + 98003820.

It is an arithmetic number, because the mean of its divisors is an integer number (98003820).

Almost surely, 2^196007639 is an apocalyptic number.

196007639 is a deficient number, since it is larger than the sum of its proper divisors (1).

196007639 is an equidigital number, since it uses as much as digits as its factorization.

196007639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 196007639 is about 14000.2728187704. The cubic root of 196007639 is about 580.8861197403.

The spelling of 196007639 in words is "one hundred ninety-six million, seven thousand, six hundred thirty-nine".