85438886 has 8 divisors (see below), whose sum is σ = 138016704. Its totient is φ = 39433320.

The previous prime is 85438841. The next prime is 85438891. The reversal of 85438886 is 68883458.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1643030 + ... + 1643081.

It is an arithmetic number, because the mean of its divisors is an integer number (17252088).

Almost surely, 2^85438886 is an apocalyptic number.

85438886 is a deficient number, since it is larger than the sum of its proper divisors (52577818).

85438886 is a wasteful number, since it uses less digits than its factorization.

85438886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3286126.

The product of its digits is 1474560, while the sum is 50.

The square root of 85438886 is about 9243.3157470683. The cubic root of 85438886 is about 440.4384163224.

The spelling of 85438886 in words is "eighty-five million, four hundred thirty-eight thousand, eight hundred eighty-six".