85607 has 2 divisors, whose sum is σ = 85608. Its totient is φ = 85606.

The previous prime is 85601. The next prime is 85619. The reversal of 85607 is 70658.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85607 - 2¹⁶ = 20071 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42803 + 42804.

It is an arithmetic number, because the mean of its divisors is an integer number (42804).

2⁸⁵⁶⁰⁷ is an apocalyptic number.

85607 is a deficient number, since it is larger than the sum of its proper divisors (1).

85607 is an equidigital number, since it uses as much as digits as its factorization.

85607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 85607 is about 292.5867392757. The cubic root of 85607 is about 44.0727103579.

The spelling of 85607 in words is "eighty-five thousand, six hundred seven".