2552543 has 8 divisors (see below), whose sum is σ = 2928288. Its totient is φ = 2179584.

The previous prime is 2552531. The next prime is 2552581. The reversal of 2552543 is 3452552.

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 2552543 - 2⁴ = 2552527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552503) 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, 1955 + ... + 2987.

It is an arithmetic number, because the mean of its divisors is an integer number (366036).

2^2552543 is an apocalyptic number.

2552543 is a deficient number, since it is larger than the sum of its proper divisors (375745).

2552543 is a wasteful number, since it uses less digits than its factorization.

2552543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393.

The product of its digits is 6000, while the sum is 26.

The square root of 2552543 is about 1597.6679880376. The cubic root of 2552543 is about 136.6651206118.

Subtracting 2552543 from its reverse (3452552), we obtain a palindrome (900009).

The spelling of 2552543 in words is "two million, five hundred fifty-two thousand, five hundred forty-three".