10213685 has 16 divisors (see below), whose sum is σ = 13110336. Its totient is φ = 7611648.

The previous prime is 10213669. The next prime is 10213691. The reversal of 10213685 is 58631201.

It is not a de Polignac number, because 10213685 - 2⁴ = 10213669 is a prime.

It is a super-2 number, since 2×10213685² = 208638722558450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8534 + ... + 9656.

It is an arithmetic number, because the mean of its divisors is an integer number (819396).

Almost surely, 2^10213685 is an apocalyptic number.

It is an amenable number.

10213685 is a deficient number, since it is larger than the sum of its proper divisors (2896651).

10213685 is a wasteful number, since it uses less digits than its factorization.

10213685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 10213685 is about 3195.8856362517. The cubic root of 10213685 is about 216.9672343940.

Adding to 10213685 its reverse (58631201), we get a palindrome (68844886).

The spelling of 10213685 in words is "ten million, two hundred thirteen thousand, six hundred eighty-five".