85829611 has 4 divisors (see below), whose sum is σ = 98090992. Its totient is φ = 73568232.

The previous prime is 85829599. The next prime is 85829621. The reversal of 85829611 is 11692858.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85829611 - 2¹¹ = 85827563 is a prime.

It is a super-2 number, since 2×85829611² = 14733444248822642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85829621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6130680 + ... + 6130693.

It is an arithmetic number, because the mean of its divisors is an integer number (24522748).

Almost surely, 2^85829611 is an apocalyptic number.

85829611 is a deficient number, since it is larger than the sum of its proper divisors (12261381).

85829611 is a wasteful number, since it uses less digits than its factorization.

85829611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12261380.

The product of its digits is 34560, while the sum is 40.

The square root of 85829611 is about 9264.4271814290. The cubic root of 85829611 is about 441.1087927011.

The spelling of 85829611 in words is "eighty-five million, eight hundred twenty-nine thousand, six hundred eleven".