85827097 has 4 divisors (see below), whose sum is σ = 87823120. Its totient is φ = 83831076.

The previous prime is 85827059. The next prime is 85827103. The reversal of 85827097 is 79072858.

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, and also an emirpimes, since its reverse is a distinct semiprime: 79072858 = 2 ⋅39536429.

It is a cyclic number.

It is not a de Polignac number, because 85827097 - 2⁷ = 85826969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85827197) 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, 997947 + ... + 998032.

It is an arithmetic number, because the mean of its divisors is an integer number (21955780).

Almost surely, 2^85827097 is an apocalyptic number.

It is an amenable number.

85827097 is a deficient number, since it is larger than the sum of its proper divisors (1996023).

85827097 is a wasteful number, since it uses less digits than its factorization.

85827097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996022.

The product of its (nonzero) digits is 282240, while the sum is 46.

The square root of 85827097 is about 9264.2915001634. The cubic root of 85827097 is about 441.1044858800.

The spelling of 85827097 in words is "eighty-five million, eight hundred twenty-seven thousand, ninety-seven".