2543392898 has 8 divisors (see below), whose sum is σ = 3831896592. Its totient is φ = 1266094036.

The previous prime is 2543392897. The next prime is 2543392909. The reversal of 2543392898 is 8982933452.

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

It is not an unprimeable number, because it can be changed into a prime (2543392897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2800640 + ... + 2801547.

It is an arithmetic number, because the mean of its divisors is an integer number (478987074).

Almost surely, 2^2543392898 is an apocalyptic number.

2543392898 is a deficient number, since it is larger than the sum of its proper divisors (1288503694).

2543392898 is a wasteful number, since it uses less digits than its factorization.

2543392898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5602416.

The product of its digits is 3732480, while the sum is 53.

The square root of 2543392898 is about 50432.0622025314. The cubic root of 2543392898 is about 1365.0162392125.

The spelling of 2543392898 in words is "two billion, five hundred forty-three million, three hundred ninety-two thousand, eight hundred ninety-eight".