85936964 has 6 divisors (see below), whose sum is σ = 150389694. Its totient is φ = 42968480.

The previous prime is 85936957. The next prime is 85936973. The reversal of 85936964 is 46963958.

It can be written as a sum of positive squares in only one way, i.e., 64128064 + 21808900 = 8008^2 + 4670^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10742117 + ... + 10742124.

It is an arithmetic number, because the mean of its divisors is an integer number (25064949).

Almost surely, 2^85936964 is an apocalyptic number.

It is an amenable number.

85936964 is a deficient number, since it is larger than the sum of its proper divisors (64452730).

85936964 is a wasteful number, since it uses less digits than its factorization.

85936964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21484245 (or 21484243 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 50.

The square root of 85936964 is about 9270.2191991344. The cubic root of 85936964 is about 441.2926244512.

The spelling of 85936964 in words is "eighty-five million, nine hundred thirty-six thousand, nine hundred sixty-four".