85864526 has 16 divisors (see below), whose sum is σ = 140870448. Its totient is φ = 38928000.

The previous prime is 85864517. The next prime is 85864549. The reversal of 85864526 is 62546858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3956 + ... + 13688.

It is an arithmetic number, because the mean of its divisors is an integer number (8804403).

Almost surely, 2^85864526 is an apocalyptic number.

85864526 is a deficient number, since it is larger than the sum of its proper divisors (55005922).

85864526 is a wasteful number, since it uses less digits than its factorization.

85864526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10147.

The product of its digits is 460800, while the sum is 44.

The square root of 85864526 is about 9266.3113481039. The cubic root of 85864526 is about 441.1685981124.

The spelling of 85864526 in words is "eighty-five million, eight hundred sixty-four thousand, five hundred twenty-six".