2621084243 has 4 divisors (see below), whose sum is σ = 2632838208. Its totient is φ = 2609330280.

The previous prime is 2621084233. The next prime is 2621084251. The reversal of 2621084243 is 3424801262.

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 2621084243 - 2²² = 2616889939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2621084233) 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, 5876648 + ... + 5877093.

It is an arithmetic number, because the mean of its divisors is an integer number (658209552).

Almost surely, 2^2621084243 is an apocalyptic number.

2621084243 is a deficient number, since it is larger than the sum of its proper divisors (11753965).

2621084243 is a wasteful number, since it uses less digits than its factorization.

2621084243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11753964.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 2621084243 is about 51196.5256926679. The cubic root of 2621084243 is about 1378.7758245129.

The spelling of 2621084243 in words is "two billion, six hundred twenty-one million, eighty-four thousand, two hundred forty-three".