83464393 has 2 divisors, whose sum is σ = 83464394. Its totient is φ = 83464392.

The previous prime is 83464391. The next prime is 83464411. The reversal of 83464393 is 39346438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65723449 + 17740944 = 8107^2 + 4212^2 .

It is a cyclic number.

It is not a de Polignac number, because 83464393 - 2¹ = 83464391 is a prime.

Together with 83464391, it forms a pair of twin primes.

It is equal to p_4859644 and since 83464393 and 4859644 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 (83464391) 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, 41732196 + 41732197.

It is an arithmetic number, because the mean of its divisors is an integer number (41732197).

Almost surely, 2^83464393 is an apocalyptic number.

It is an amenable number.

83464393 is a deficient number, since it is larger than the sum of its proper divisors (1).

83464393 is an equidigital number, since it uses as much as digits as its factorization.

83464393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 40.

The square root of 83464393 is about 9135.8849051419. The cubic root of 83464393 is about 437.0190947606.

The spelling of 83464393 in words is "eighty-three million, four hundred sixty-four thousand, three hundred ninety-three".