2640113 has 8 divisors (see below), whose sum is σ = 3091200. Its totient is φ = 2207520.

The previous prime is 2640067. The next prime is 2640137. The reversal of 2640113 is 3110462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2640113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2640091 and 2640100.

It is not an unprimeable number, because it can be changed into a prime (2640163) 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, 4313 + ... + 4886.

It is an arithmetic number, because the mean of its divisors is an integer number (386400).

2^2640113 is an apocalyptic number.

It is an amenable number.

2640113 is a deficient number, since it is larger than the sum of its proper divisors (451087).

2640113 is an equidigital number, since it uses as much as digits as its factorization.

2640113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9247.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2640113 is about 1624.8424539013. The cubic root of 2640113 is about 138.2104364858.

Adding to 2640113 its reverse (3110462), we get a palindrome (5750575).

The spelling of 2640113 in words is "two million, six hundred forty thousand, one hundred thirteen".