2643883 has 4 divisors (see below), whose sum is σ = 2884248. Its totient is φ = 2403520.

The previous prime is 2643871. The next prime is 2643889. The reversal of 2643883 is 3883462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2643883 - 2¹³ = 2635691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2643889) 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, 120166 + ... + 120187.

It is an arithmetic number, because the mean of its divisors is an integer number (721062).

2^2643883 is an apocalyptic number.

2643883 is a deficient number, since it is larger than the sum of its proper divisors (240365).

2643883 is a wasteful number, since it uses less digits than its factorization.

2643883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240364.

The product of its digits is 27648, while the sum is 34.

The square root of 2643883 is about 1626.0021525201. The cubic root of 2643883 is about 138.2761919448.

The spelling of 2643883 in words is "two million, six hundred forty-three thousand, eight hundred eighty-three".