85694511 has 8 divisors (see below), whose sum is σ = 130582144. Its totient is φ = 48968280.

The previous prime is 85694471. The next prime is 85694533. The reversal of 85694511 is 11549658.

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

It is not a de Polignac number, because 85694511 - 2¹⁸ = 85432367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85694511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85694311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2040325 + ... + 2040366.

It is an arithmetic number, because the mean of its divisors is an integer number (16322768).

Almost surely, 2^85694511 is an apocalyptic number.

85694511 is a deficient number, since it is larger than the sum of its proper divisors (44887633).

85694511 is a wasteful number, since it uses less digits than its factorization.

85694511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4080701.

The product of its digits is 43200, while the sum is 39.

The square root of 85694511 is about 9257.1329794921. The cubic root of 85694511 is about 440.8772288992.

The spelling of 85694511 in words is "eighty-five million, six hundred ninety-four thousand, five hundred eleven".