85543701 has 16 divisors (see below), whose sum is σ = 115831296. Its totient is φ = 56147696.

The previous prime is 85543699. The next prime is 85543709. The reversal of 85543701 is 10734558.

It is a cyclic number.

It is not a de Polignac number, because 85543701 - 2¹ = 85543699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85543709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124906 + ... + 125588.

It is an arithmetic number, because the mean of its divisors is an integer number (7239456).

Almost surely, 2^85543701 is an apocalyptic number.

It is an amenable number.

85543701 is a deficient number, since it is larger than the sum of its proper divisors (30287595).

85543701 is a wasteful number, since it uses less digits than its factorization.

85543701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 85543701 is about 9248.9837820163. The cubic root of 85543701 is about 440.6184502220.

The spelling of 85543701 in words is "eighty-five million, five hundred forty-three thousand, seven hundred one".