93343681 has 2 divisors, whose sum is σ = 93343682. Its totient is φ = 93343680.

The previous prime is 93343673. The next prime is 93343687. The reversal of 93343681 is 18634339.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50637456 + 42706225 = 7116^2 + 6535^2 .

It is a cyclic number.

It is not a de Polignac number, because 93343681 - 2³ = 93343673 is a prime.

It is a super-2 number, since 2×93343681² = 17426085565259522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 93343681.

It is not a weakly prime, because it can be changed into another prime (93343687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46671840 + 46671841.

It is an arithmetic number, because the mean of its divisors is an integer number (46671841).

Almost surely, 2^93343681 is an apocalyptic number.

It is an amenable number.

93343681 is a deficient number, since it is larger than the sum of its proper divisors (1).

93343681 is an equidigital number, since it uses as much as digits as its factorization.

93343681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 37.

The square root of 93343681 is about 9661.4533585791. The cubic root of 93343681 is about 453.6229038910.

The spelling of 93343681 in words is "ninety-three million, three hundred forty-three thousand, six hundred eighty-one".