93685213 has 2 divisors, whose sum is σ = 93685214. Its totient is φ = 93685212.

The previous prime is 93685183. The next prime is 93685243. The reversal of 93685213 is 31258639.

It is a balanced prime because it is at equal distance from previous prime (93685183) and next prime (93685243).

It can be written as a sum of positive squares in only one way, i.e., 86620249 + 7064964 = 9307^2 + 2658^2 .

It is an emirp because it is prime and its reverse (31258639) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 93685213 - 2¹⁷ = 93554141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93685243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46842606 + 46842607.

It is an arithmetic number, because the mean of its divisors is an integer number (46842607).

Almost surely, 2^93685213 is an apocalyptic number.

It is an amenable number.

93685213 is a deficient number, since it is larger than the sum of its proper divisors (1).

93685213 is an equidigital number, since it uses as much as digits as its factorization.

93685213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 93685213 is about 9679.1122010234. The cubic root of 93685213 is about 454.1754789451.

The spelling of 93685213 in words is "ninety-three million, six hundred eighty-five thousand, two hundred thirteen".