93333421 has 2 divisors, whose sum is σ = 93333422. Its totient is φ = 93333420.

The previous prime is 93333413. The next prime is 93333433. The reversal of 93333421 is 12433339.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90992521 + 2340900 = 9539^2 + 1530^2 .

It is an emirp because it is prime and its reverse (12433339) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93333421 - 2³ = 93333413 is a prime.

It is a super-2 number, since 2×93333421² = 17422254951126482, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93333421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93334421) 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, 46666710 + 46666711.

It is an arithmetic number, because the mean of its divisors is an integer number (46666711).

Almost surely, 2^93333421 is an apocalyptic number.

It is an amenable number.

93333421 is a deficient number, since it is larger than the sum of its proper divisors (1).

93333421 is an equidigital number, since it uses as much as digits as its factorization.

93333421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 28.

The square root of 93333421 is about 9660.9223679729. The cubic root of 93333421 is about 453.6062830854.

The spelling of 93333421 in words is "ninety-three million, three hundred thirty-three thousand, four hundred twenty-one".