96642439 has 2 divisors, whose sum is σ = 96642440. Its totient is φ = 96642438.

The previous prime is 96642397. The next prime is 96642463. The reversal of 96642439 is 93424669.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 96642439 - 2⁹ = 96641927 is a prime.

It is a super-2 number, since 2×96642439² = 18679522031737442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 96642395 and 96642404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96622439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48321219 + 48321220.

It is an arithmetic number, because the mean of its divisors is an integer number (48321220).

Almost surely, 2^96642439 is an apocalyptic number.

96642439 is a deficient number, since it is larger than the sum of its proper divisors (1).

96642439 is an equidigital number, since it uses as much as digits as its factorization.

96642439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 43.

The square root of 96642439 is about 9830.6886330511. The cubic root of 96642439 is about 458.9048285141.

The spelling of 96642439 in words is "ninety-six million, six hundred forty-two thousand, four hundred thirty-nine".