2493780343 has 8 divisors (see below), whose sum is σ = 2630966400. Its totient is φ = 2357187768.

The previous prime is 2493780301. The next prime is 2493780347. The reversal of 2493780343 is 3430873942.

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

It is a cyclic number.

It is not a de Polignac number, because 2493780343 - 2⁹ = 2493779831 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2493780343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2493780347) 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, 139723 + ... + 156556.

It is an arithmetic number, because the mean of its divisors is an integer number (328870800).

Almost surely, 2^2493780343 is an apocalyptic number.

2493780343 is a deficient number, since it is larger than the sum of its proper divisors (137186057).

2493780343 is a wasteful number, since it uses less digits than its factorization.

2493780343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296741.

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 2493780343 is about 49937.7646976714. The cubic root of 2493780343 is about 1356.0823571931.

The spelling of 2493780343 in words is "two billion, four hundred ninety-three million, seven hundred eighty thousand, three hundred forty-three".