10646636 has 48 divisors (see below), whose sum is σ = 25025280. Its totient is φ = 3827520.

The previous prime is 10646627. The next prime is 10646651. The reversal of 10646636 is 63664601.

10646636 = T₄₈₃ + T₄₈₄ + ... + T₅₆₀.

It is a super-2 number, since 2×10646636² = 226701716232992, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2675 + ... + 5333.

It is an arithmetic number, because the mean of its divisors is an integer number (521360).

Almost surely, 2^10646636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10646636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12512640).

10646636 is an abundant number, since it is smaller than the sum of its proper divisors (14378644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10646636 is a wasteful number, since it uses less digits than its factorization.

10646636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694 (or 2692 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 10646636 is about 3262.9183256711. The cubic root of 10646636 is about 219.9906056595.

It can be divided in two parts, 10 and 646636, that added together give a palindrome (646646).

The spelling of 10646636 in words is "ten million, six hundred forty-six thousand, six hundred thirty-six".