2543298 has 8 divisors (see below), whose sum is σ = 5086608. Its totient is φ = 847764.

The previous prime is 2543287. The next prime is 2543309. The reversal of 2543298 is 8923452.

It is a happy number.

2543298 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2543287) and next prime (2543309).

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

2543298 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211936 + ... + 211947.

It is an arithmetic number, because the mean of its divisors is an integer number (635826).

2^2543298 is an apocalyptic number.

2543298 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2543298 is a wasteful number, since it uses less digits than its factorization.

2543298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423888.

The product of its digits is 17280, while the sum is 33.

The square root of 2543298 is about 1594.7720840296. The cubic root of 2543298 is about 136.4999262032.

The spelling of 2543298 in words is "two million, five hundred forty-three thousand, two hundred ninety-eight".