10085978 has 16 divisors (see below), whose sum is σ = 17758464. Its totient is φ = 4205520.

The previous prime is 10085969. The next prime is 10085993. The reversal of 10085978 is 87958001.

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 in 7 ways as a sum of consecutive naturals, for example, 9218 + ... + 10253.

It is an arithmetic number, because the mean of its divisors is an integer number (1109904).

Almost surely, 2^10085978 is an apocalyptic number.

10085978 is a deficient number, since it is larger than the sum of its proper divisors (7672486).

10085978 is a wasteful number, since it uses less digits than its factorization.

10085978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19517.

The product of its (nonzero) digits is 20160, while the sum is 38.

The square root of 10085978 is about 3175.8428802446. The cubic root of 10085978 is about 216.0591544659.

The spelling of 10085978 in words is "ten million, eighty-five thousand, nine hundred seventy-eight".