85601393 has 2 divisors, whose sum is σ = 85601394. Its totient is φ = 85601392.

The previous prime is 85601381. The next prime is 85601407. The reversal of 85601393 is 39310658.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84033889 + 1567504 = 9167^2 + 1252^2 .

It is a cyclic number.

It is not a de Polignac number, because 85601393 - 2¹⁴ = 85585009 is a prime.

It is not a weakly prime, because it can be changed into another prime (85601353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42800696 + 42800697.

It is an arithmetic number, because the mean of its divisors is an integer number (42800697).

Almost surely, 2^85601393 is an apocalyptic number.

It is an amenable number.

85601393 is a deficient number, since it is larger than the sum of its proper divisors (1).

85601393 is an equidigital number, since it uses as much as digits as its factorization.

85601393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 85601393 is about 9252.1020854723. The cubic root of 85601393 is about 440.7174812705.

The spelling of 85601393 in words is "eighty-five million, six hundred one thousand, three hundred ninety-three".