10016685 has 24 divisors (see below), whose sum is σ = 19843200. Its totient is φ = 4578912.

The previous prime is 10016681. The next prime is 10016693. The reversal of 10016685 is 58661001.

It is not a de Polignac number, because 10016685 - 2² = 10016681 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10016681) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15585 + ... + 16214.

It is an arithmetic number, because the mean of its divisors is an integer number (826800).

Almost surely, 2^10016685 is an apocalyptic number.

10016685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10016685 is a deficient number, since it is larger than the sum of its proper divisors (9826515).

10016685 is a wasteful number, since it uses less digits than its factorization.

10016685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31817 (or 31814 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 10016685 is about 3164.9146907934. The cubic root of 10016685 is about 215.5632248996.

Adding to 10016685 its reverse (58661001), we get a palindrome (68677686).

Subtracting 10016685 from its reverse (58661001), we obtain a triangular number (48644316 = T₉₈₆₃).

It can be divided in two parts, 10016 and 685, that added together give a palindrome (10701).

The spelling of 10016685 in words is "ten million, sixteen thousand, six hundred eighty-five".