85841537 has 8 divisors (see below), whose sum is σ = 89394240. Its totient is φ = 82328400.

The previous prime is 85841521. The next prime is 85841593. The reversal of 85841537 is 73514858.

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 85841537 - 2⁴ = 85841521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85841494 and 85841503.

It is not an unprimeable number, because it can be changed into a prime (85841737) 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, 5423 + ... + 14180.

It is an arithmetic number, because the mean of its divisors is an integer number (11174280).

Almost surely, 2^85841537 is an apocalyptic number.

It is an amenable number.

85841537 is a deficient number, since it is larger than the sum of its proper divisors (3552703).

85841537 is a wasteful number, since it uses less digits than its factorization.

85841537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19783.

The product of its digits is 134400, while the sum is 41.

The square root of 85841537 is about 9265.0708038309. The cubic root of 85841537 is about 441.1292224019.

The spelling of 85841537 in words is "eighty-five million, eight hundred forty-one thousand, five hundred thirty-seven".