10538685 has 12 divisors (see below), whose sum is σ = 18267132. Its totient is φ = 5620608.

The previous prime is 10538683. The next prime is 10538699. The reversal of 10538685 is 58683501.

It can be written as a sum of positive squares in 2 ways, for example, as 4575321 + 5963364 = 2139^2 + 2442^2 .

It is not a de Polignac number, because 10538685 - 2¹ = 10538683 is a prime.

It is a super-2 number, since 2×10538685² = 222127763058450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10538683) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 117052 + ... + 117141.

It is an arithmetic number, because the mean of its divisors is an integer number (1522261).

Almost surely, 2^10538685 is an apocalyptic number.

10538685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10538685 is a deficient number, since it is larger than the sum of its proper divisors (7728447).

10538685 is a wasteful number, since it uses less digits than its factorization.

10538685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234204 (or 234201 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 10538685 is about 3246.3340863195. The cubic root of 10538685 is about 219.2445507353.

The spelling of 10538685 in words is "ten million, five hundred thirty-eight thousand, six hundred eighty-five".