10641864 has 32 divisors (see below), whose sum is σ = 28170720. Its totient is φ = 3338496.

The previous prime is 10641863. The next prime is 10641871. The reversal of 10641864 is 46814601.

It is a super-2 number, since 2×10641864² = 226498538788992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10641863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12634 + ... + 13449.

It is an arithmetic number, because the mean of its divisors is an integer number (880335).

Almost surely, 2^10641864 is an apocalyptic number.

It is an amenable number.

10641864 is an abundant number, since it is smaller than the sum of its proper divisors (17528856).

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

10641864 is a wasteful number, since it uses less digits than its factorization.

10641864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26109 (or 26105 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 10641864 is about 3262.1869964795. The cubic root of 10641864 is about 219.9577329269.

The spelling of 10641864 in words is "ten million, six hundred forty-one thousand, eight hundred sixty-four".