10813864 has 16 divisors (see below), whose sum is σ = 21157920. Its totient is φ = 5171760.

The previous prime is 10813861. The next prime is 10813877. The reversal of 10813864 is 46831801.

It is a super-2 number, since 2×10813864² = 233879309220992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10813861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29202 + ... + 29569.

It is an arithmetic number, because the mean of its divisors is an integer number (1322370).

Almost surely, 2^10813864 is an apocalyptic number.

It is an amenable number.

10813864 is a deficient number, since it is larger than the sum of its proper divisors (10344056).

10813864 is a wasteful number, since it uses less digits than its factorization.

10813864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58800 (or 58796 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 10813864 is about 3288.4440089501. Note that the first 3 decimals coincide. The cubic root of 10813864 is about 221.1364335722.

The spelling of 10813864 in words is "ten million, eight hundred thirteen thousand, eight hundred sixty-four".