85346089 has 4 divisors (see below), whose sum is σ = 86143824. Its totient is φ = 84548356.

The previous prime is 85346083. The next prime is 85346117. The reversal of 85346089 is 98064358.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85346089 - 2⁵ = 85346057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85346083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398707 + ... + 398920.

It is an arithmetic number, because the mean of its divisors is an integer number (21535956).

Almost surely, 2^85346089 is an apocalyptic number.

It is an amenable number.

85346089 is a deficient number, since it is larger than the sum of its proper divisors (797735).

85346089 is a wasteful number, since it uses less digits than its factorization.

85346089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797734.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 85346089 is about 9238.2947019458. The cubic root of 85346089 is about 440.2789020323.

The spelling of 85346089 in words is "eighty-five million, three hundred forty-six thousand, eighty-nine".