10643136 has 56 divisors (see below), whose sum is σ = 32186880. Its totient is φ = 3040512.

The previous prime is 10643123. The next prime is 10643147. The reversal of 10643136 is 63134601.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×10643136² = 226552687828992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2616 + ... + 5303.

Almost surely, 2^10643136 is an apocalyptic number.

10643136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10643136 is an abundant number, since it is smaller than the sum of its proper divisors (21543744).

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

10643136 is an equidigital number, since it uses as much as digits as its factorization.

10643136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7941 (or 7931 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 10643136 is about 3262.3819518873. The cubic root of 10643136 is about 219.9664962754.

Adding to 10643136 its reverse (63134601), we get a palindrome (73777737).

The spelling of 10643136 in words is "ten million, six hundred forty-three thousand, one hundred thirty-six".