2648393 has 4 divisors (see below), whose sum is σ = 2889168. Its totient is φ = 2407620.

The previous prime is 2648383. The next prime is 2648419. The reversal of 2648393 is 3938462.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2648393 - 2⁴ = 2648377 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 6² + 4³ + 8 + 3⁹ + 9 + 3¹² .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2648323) 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, 120371 + ... + 120392.

It is an arithmetic number, because the mean of its divisors is an integer number (722292).

2^2648393 is an apocalyptic number.

It is an amenable number.

2648393 is a deficient number, since it is larger than the sum of its proper divisors (240775).

2648393 is a wasteful number, since it uses less digits than its factorization.

2648393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240774.

The product of its digits is 31104, while the sum is 35.

The square root of 2648393 is about 1627.3883986314. The cubic root of 2648393 is about 138.3547722454.

The spelling of 2648393 in words is "two million, six hundred forty-eight thousand, three hundred ninety-three".