96820819 has 2 divisors, whose sum is σ = 96820820. Its totient is φ = 96820818.

The previous prime is 96820817. The next prime is 96820837. The reversal of 96820819 is 91802869.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (91802869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 96820819 - 2¹ = 96820817 is a prime.

It is a super-2 number, since 2×96820819² = 18748541983661522, which contains 22 as substring.

Together with 96820817, it forms a pair of twin primes.

It is equal to p_5588827 and since 96820819 and 5588827 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (96820811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48410409 + 48410410.

It is an arithmetic number, because the mean of its divisors is an integer number (48410410).

Almost surely, 2^96820819 is an apocalyptic number.

96820819 is a deficient number, since it is larger than the sum of its proper divisors (1).

96820819 is an equidigital number, since it uses as much as digits as its factorization.

96820819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 96820819 is about 9839.7570600092. The cubic root of 96820819 is about 459.1869996841.

The spelling of 96820819 in words is "ninety-six million, eight hundred twenty thousand, eight hundred nineteen".