85976918 has 32 divisors (see below), whose sum is σ = 136950912. Its totient is φ = 40435200.

The previous prime is 85976903. The next prime is 85976923. The reversal of 85976918 is 81967958.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a self number, because there is not a number n which added to its sum of digits gives 85976918.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 317123 + ... + 317393.

It is an arithmetic number, because the mean of its divisors is an integer number (4279716).

Almost surely, 2^85976918 is an apocalyptic number.

85976918 is a deficient number, since it is larger than the sum of its proper divisors (50973994).

85976918 is a wasteful number, since it uses less digits than its factorization.

85976918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440.

The product of its digits is 1088640, while the sum is 53.

The square root of 85976918 is about 9272.3739139446. The cubic root of 85976918 is about 441.3610027640.

It can be divided in two parts, 859 and 76918, that added together give a palindrome (77777).

The spelling of 85976918 in words is "eighty-five million, nine hundred seventy-six thousand, nine hundred eighteen".