85746387 has 8 divisors (see below), whose sum is σ = 115706304. Its totient is φ = 56475368.

The previous prime is 85746383. The next prime is 85746389. The reversal of 85746387 is 78364758.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85746387 - 2² = 85746383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85746383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171933 + ... + 172430.

It is an arithmetic number, because the mean of its divisors is an integer number (14463288).

Almost surely, 2^85746387 is an apocalyptic number.

85746387 is a deficient number, since it is larger than the sum of its proper divisors (29959917).

85746387 is a wasteful number, since it uses less digits than its factorization.

85746387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344449.

The product of its digits is 1128960, while the sum is 48.

The square root of 85746387 is about 9259.9345030081. The cubic root of 85746387 is about 440.9661740500.

The spelling of 85746387 in words is "eighty-five million, seven hundred forty-six thousand, three hundred eighty-seven".